An attacker wearing a

building maintenance uniform approached a companys receptionist asking for access to a secure area. The receptionist asks for identification, a building access badge and checks the companys list approved maintenance personnel prior to granting physical a

ccess 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