An attacker wearing a building maintenance uniform approached a company’s receptionist asking for access to a secure area. The receptionist asks for
identification, a building access badge and checks the company’s list approved maintenance personnel prior to granting physical access to the secure are. The
controls used by the receptionist are in place to prevent which of the following types of attacks?

A.
Tailgating

B.
Shoulder surfing

C.
Impersonation

D.
Hoax