A System That Monitors Network Use for Potential Hacking Attempts

Multiple Choice

A system that monitors network use for potential hacking attempts and takes preventative action to block, isolate, or identify attempted infiltration, and raise further alarms to warn security personnel is known as a(n) :

A) firewall system.
B) whitelist.
C) intrusion detection system.
D) honeypot system.
E) patching system.