Explanation
The most effective way to support organizational privacy awareness objectives is D. Customizing awareness training by business unit function.
A comprehensive explanation is:
Organizational privacy awareness objectives are the goals and expectations that an organization sets for its employees and stakeholders regarding the protection and management of personal data. Privacy awareness objectives may vary depending on the nature, scope, and purpose of the organization's data processing activities, as well as the legal, regulatory, contractual, and ethical obligations and implications that apply to them.
One of the best practices to support organizational privacy awareness objectives is to customize awareness training by business unit function. This means that the organization should design and deliver privacy awareness training programs that are tailored to the specific roles, responsibilities, and needs of each business unit or department within the organization. Customizing awareness training by business unit function can have several benefits, such as:
Enhancing the relevance and effectiveness of the training content and methods for each audience group, by addressing their specific privacy challenges, risks, and opportunities.
Increasing the engagement and motivation of the trainees, by showing them how privacy relates to their daily tasks, goals, and performance.
Improving the retention and application of the training knowledge and skills, by providing practical examples, scenarios, and exercises that reflect the real-world situations and problems that the trainees may encounter.
Fostering a culture of privacy across the organization, by creating a common language and understanding of privacy concepts, principles, and practices among different business units or departments.
Some examples of how to customize awareness training by business unit function are:
Providing different levels or modules of training based on the degree of access or exposure to personal data that each business unit or department has. For example, a basic level of training for all employees, an intermediate level of training for employees who handle personal data occasionally or incidentally, and an advanced level of training for employees who handle personal data regularly or extensively.
Providing different topics or themes of training based on the type or category of personal data that each business unit or department processes. For example, a general topic of training for employees who process non-sensitive or non-personal data, a specific topic of training for employees who process sensitive or special data categories (such as health, biometric, financial, or political data), and a specialized topic of training for employees who process high-risk or high-value data (such as intellectual property, trade secrets, or customer loyalty data).
Providing different formats or modes of training based on the preferences or constraints of each business unit or department. For example, a face-to-face format of training for employees who work in the same location or office, an online format of training for employees who work remotely or across different time zones, and a blended format of training for employees who work in a hybrid mode or have flexible schedules.
The other options are not as effective as option D.
Funding in-depth training and awareness education for data privacy staff (A) may improve the competence and confidence of the data privacy staff who are responsible for designing and implementing the privacy policies and practices of the organization, but it does not necessarily support the organizational privacy awareness objectives for the rest of the employees and stakeholders.
Implementing an annual training certification process (B) may ensure that the employees and stakeholders are updated and refreshed on the privacy policies and practices of the organization on a regular basis, but it does not necessarily address their specific privacy needs and challenges based on their business unit function.
Including mandatory awareness training as part of performance evaluations may incentivize the employees and stakeholders to participate in and complete the privacy awareness training programs offered by the organization, but it does not necessarily enhance their understanding and application of privacy concepts and principles based on their business unit function.
References:
The Benefits of Information Security and Privacy Awareness Training Programs1 What Is Your Privacy and Data Protection Strategy?2 What is Data Privacy Awareness?3

Explanation
A third-party privacy control assessment is an independent and objective evaluation of the design and effectiveness of the privacy controls implemented by an organization to protect personal data and comply with privacy laws and regulations. A third-party privacy control assessment can help senior management to verify the success of its commitment to privacy by design, by providing the following benefits:
It can measure the extent to which the organization has adopted and integrated the principles and practices of privacy by design throughout its products, services, processes and systems.
It can identify the strengths and weaknesses of the organization's privacy governance, policies, procedures, standards and guidelines, and provide recommendations for improvement.
It can validate the organization's compliance with the applicable privacy requirements and expectations of its customers, stakeholders, regulators and auditors.
It can enhance the organization's reputation and trustworthiness as a responsible and transparent data controller and processor.
The other options are less effective or irrelevant for verifying the success of the commitment to privacy by design. Reviewing the findings of an industry benchmarking assessment may provide some insights into how the organization compares with its peers or competitors in terms of privacy performance, but it may not reflect the specific privacy goals, risks and challenges of the organization. Identifying trends in the organization's amount of compromised personal data or number of privacy incidents may indicate some aspects of the organization's privacy maturity, but they are reactive and lagging indicators that do not capture the proactive and preventive nature of privacy by design. Moreover, these metrics may not account for other factors that may influence the occurrence or impact of data breaches or privacy violations, such as external threats, human errors or environmental changes.
References:
Privacy by Design: How Far Have We Come? - ISACA, section 1: "Privacy by design challenges conventional system thinking. It mandates that any system, process or infrastructure that uses personal data consider privacy throughout its development life cycle." Privacy Control Assessment - ISACA, section 1: "A Privacy Control Assessment (PCA) is an independent evaluation performed by a qualified assessor to determine whether an entity's controls are suitably designed and operating effectively to meet its objectives related to protecting personal information." Privacy by Design: The New Competitive Advantage - ISACA, section 2: "Privacy by design is a proactive approach to embedding privacy into the design specifications of various technologies, business practices and networked infrastructure."

Explanation
A peer-to-peer (P2P) system architecture is a network model where each node (peer) can act as both a client and a server, and communicate directly with other peers without relying on a centralized authority or intermediary. A P2P system architecture best supports anonymity for data transmission, by providing the following advantages:
It can hide the identity and location of the peers, by using encryption, pseudonyms, proxies, or onion routing techniques, such as Tor1 or I2P2. These techniques can prevent eavesdropping, tracking, or censorship by third parties, such as Internet service providers, governments, or hackers.
It can distribute the data across multiple peers, by using hashing, replication, or fragmentation techniques, such as BitTorrent3 or IPFS4. These techniques can reduce the risk of data loss, corruption, or tampering by malicious peers, and increase the availability and resilience of the data.
It can enable the peers to control their own data, by using consensus, validation, or incentive mechanisms, such as blockchain5 or smart contracts. These mechanisms can ensure the integrity and authenticity of the data transactions, and enforce the privacy policies and preferences of the data owners.

Explanation
Privacy threat modeling is a methodology for identifying and mitigating privacy threats in a software architecture. It helps to ensure that privacy is considered in the design and development of software systems, and that privacy risks are minimized or eliminated. Privacy threat modeling typically involves the following steps: defining the scope and context of the system, identifying the data flows and data elements, identifying the privacy threats and their sources, assessing the impact and likelihood of the threats, and applying appropriate countermeasures to mitigate the threats. References: : CDPSE Review Manual (Digital Version), page 97