Universal Containers wants to track invoices with a custom object. They want to be able to view any invoices as a related list on the Opportunity record page.
Which feature would ensure can view all invoices associated with an Opportunity if the user can view the parent Opportunity record?

Cloud Kicks maintains Inventory in a legacy application. Management wants the information to also be available to view and report on in Saiesforce.
Which action should the administrator take to achieve this goal?