Roger calls into a customer service center and pretends to be affiliated with the company in order to gain secured information. What tactic is Roger using?

A.
Tailgating

B.
Dumpster diving

C.
Social engineering

D.
Sniffing

Explanation:
Social engineering is a common tactic used by attackers to obtain useful
information. The goal is to trick the other person into thinking that the attacker
is authorized and should have access to the requested information.