CompTIA A+ 220-902 Question B-58

IT suspects that other people are frequently making changes to a computer when a user leaves their desk. Which of the following security policies can be implemented in order to prevent this situation?

A. Auto-lock
B. Password complexity
C. Change the default username
D. Disable the guest account

Correct Answer: A

Explanation:
http://www.inf.aber.ac.uk/advisory/faq/156