What is the function of SMTP inspection?

A.
Monitors SMTP mail for hostile commands.

B.
Monitors SMTP commands for illegal commands.

C.
Monitors traffic from and STMP server that is designated as friendly.

D.
Monitors traffic that has not been encapsulated.

Explanation:
SMTP application inspection controls and reduces the commands that the user can use as well as the messages that the server returns. Ref: Cisco Pix Firewall Software (Configuring Application Inspection (Fixup) Cisco PIX Firewall Software – Configuring Application Inspection (Fixup)