What configuration changes can reduce the memory utilization in a FortiGate? (Choose two.)

A.
Reduce the session time to live.

B.
Increase the TCP session timers.

C.
Increase the FortiGuard cache time to live.

D.
Reduce the maximum file size to inspect.

Explanation:
https://gembuls.wordpress.com/2013/07/03/how-to-avoid-fortigate-entered-conserve-mode/