What can you do on FortiAnalyzer to restrict administrative access from specific locations?

What can you do on FortiAnalyzer to restrict administrative access from specific locations?
A . Configure trusted hosts for that administrator.
B . Enable geo-location services on accessible interface.
C . Configure two-factor authentication with a remote RADIUS server.
D . Configure an ADOM for respective location.

Answer: A

Explanation:

Reference: https://docs.fortinet.com/document/fortigate/6.2.0/hardening-your-fortigate/582009/system-administrator-best-practices