CompTIA Exam Questions

Which of the following would BEST meet these goals?

A facility would like to verify each individual’s identity prior to allowing access to the datacenter. Additionally,thefacility would like to ensure that users do not tailgate behind other users. Which of the following would BEST
meet these goals?

A.
Implement a biometric reader at the datacenter entrance and require passage through a mantrap

B.
Implement a security guard at the facility entrance and a keypad on the datacenter entrance

C.
Implement a CCTV camera and a proximity reader on the datacenter entrance

D.
Implement a biometric reader at the facility entrance and a proximity card at the datacenter entrance