What is an effective control for granting temporary access to vendors and external support
personnel? Choose the BEST answer.

A.
Creating user accounts that automatically expire by a predetermined date

B.
Creating permanent guest accounts for temporary use

C.
Creating user accounts that restrict logon access to certain hours of the day

D.
Creating a single shared vendor administrator account on the basis of least-privileged access

Explanation:
Creating user accounts that automatically expire by a predetermined date is an effective control for
granting temporary access to vendors and external support personnel.