Which statement is correct if a user is unable to receive a block replacement message when downloading an infected file for the first time?

Refer to the exhibits to view the firewall policy (Exhibit A) and the antivirus profile (Exhibit B).

Which statement is correct if a user is unable to receive a block replacement message when downloading an infected file for the first time?
A . The firewall policy performs the full content inspection on the file.
B . The flow-based inspection is used, which resets the last packet to the user.
C . The volume of traffic being inspected is too high for this model of FortiGate.
D . The intrusion prevention security profile needs to be enabled when using flow-based inspection mode.

Answer: A