In the R81 SmartConsole, Permissions and Administrators are defined on the Manage and Settings tab. The Manage and Settings tab allows administrators to configure various settings and options for the SmartConsole, such as global properties, network objects, services, users and user groups, permissions, licenses, certificates, etc. To define Permissions and Administrators, the administrator can go to the Manage and Settings tab and select Permissions and Administrators from the left pane. This will open a window where the administrator can create, edit, or delete administrators and roles, assign permissions and access profiles, enable multi-domain support, etc.
The other options are incorrect because:
The Security Policies tab allows administrators to create, edit, or delete security policies for different blades, such as Access Control, Threat Prevention, Identity Awareness, Mobile Access, etc. It also allows administrators to install policies on selected gateways or servers.
The Logs and Monitor tab allows administrators to view, filter, analyze, or export logs and reports for different blades, such as Access Control, Threat Prevention, Identity Awareness, Mobile Access, etc. It also allows administrators to monitor the status and performance of gateways and servers.
The Gateways and Servers tab allows administrators to add, edit, or delete gateways and servers that are managed by the Security Management Server or the Multi-Domain Security Management Server. It also allows administrators to view the details and configuration of each gateway or server.

The multicast destination assigned by the Internet Assigned Numbers Authority (IANA) for VRRP is 224.0.0.18. This is a reserved multicast address that is used by VRRP routers to communicate with each other and announce their priority and state. Firewall policies must be configured to accept VRRP packets on the Gaia platform if it runs Firewall software. Otherwise, VRRP packets will be dropped by default. Reference: [Configuring VRRP on Gaia]

The correct answer is A) SecurelD.
SecurelD is an authentication method that uses a token-based system to generate one-time passwords (OTPs) for users. Users need to have a physical or software token that displays a code that changes periodically. The code is used along with a personal identification number (PIN) to authenticate the user.
DynamiclD is another authentication method that uses OTPs, but it does not require a token. Instead, it sends the OTP to the user's email or phone number.
Radius and TACACS are protocols that allow remote authentication of users through a centralized server. They do not use tokens, but they can support different types of authentication methods, such as passwords, certificates, or OTPs.
Reference:
Certified Security Expert (CCSE) R81.20 Course Overview1
What Is Token-Based Authentication? | Okta2

FWD is a process that runs on both Security Management Server and Security Gateway. On Security Management Server, FWD handles logging and communication with SmartConsole. On Security Gateway, FWD receives policy files from FWM (the policy compiler process on Security Management Server) and stores them in a temporary directory before installing them on the firewall kernel7. Therefore, FWD is responsible for receiving policy files from FWM on Security Gateway side. The correct answer is A.