Examine the FortiGate configuration:

What will happen to unauthenticated users when an active authentication policy is followed by a fall through policy without authentication?

A. The user must log in again to authenticate.

B. The user will be denied access to resources without authentication.
C. The user will not be prompted for authentication.
D. User authentication happens at an interface level.

Reference: https://kb.fortinet.com/kb/documentLink.do?externalID=FD46875