A Large Corporation Uses the Following Methods of Multifactor Authentication

A large corporation uses the following methods of multifactor authentication to access secure areas: Electronic key badges Facial recognition Passphrase An employee who was on extended medical leave returned to work and retained access to the building, but was denied access to a particular secure area. Which of the following is the MOST likely reason why access was denied?

A) The employee lost weight, causing facial recognition to fail.
B) The employee provided the wrong electronic key badge.
C) The employee used a passphrase that was too long.
D) The employee arrived outside regular business hours.