Which statement is correct If option 5 was used with the IPS diagnostic command and the outcome was a decrease in the CPU usage?

Refer to the exhibit.

Examine the intrusion prevention system (IPS) diagnostic command.

Which statement is correct If option 5 was used with the IPS diagnostic command and the outcome was a decrease in the CPU usage?
A . The IPS engine was inspecting high volume of traffic.
B . The IPS engine was unable to prevent an intrusion attack.
C . The IPS engine was blocking all traffic.
D . The IPS engine will continue to run in a normal state.

Answer: A

Explanation:

Reference: https://docs.fortinet.com/document/fortigate/6.2.3/cookbook/232929/troubleshooting-high-cpu-usage