A type of preventive/physical access control is:

A.
Biometrics for identification

B.
An intrusion detection system

C.
Biometrics for authentication

D.
Motion detectors

Explanation:
Biometrics applied to identification of an individual is a one-tomany
search where an individual’s physiological or behavioral
characteristics are compared to a database of stored information. An
example would be trying to match a person’s fingerprints to a set in a
national database of fingerprints. This search differs from the biometrics
search for authentication in answer “Biometrics for authentication”. That search would be a one-toone comparison of a person’s physiological or behavioral
characteristics with their corresponding entry in an authentication
database. Answer “motion detectors” is a type of detective physical
control and answer d is a detective/technical control.