Authentication is:

A.
Not accomplished through the use of a password.

B.
The presentation of a user’s ID to the system.

C.
The verification that the claimed identity is valid.

D.
Only applied to remote users.

Explanation:
The correct answer is “The verification that the claimed identity is valid.”. Answer “The presentation
of a user’s ID to the system” is incorrect because it is an identification act. Answer c is incorrect
because authentication can be accomplished through the use of a password. Answer “Only applied
to remote users” is incorrect because authentication is applied to local and remote users.