Which of the following is the correct account policy you should follow?

A.
All of the choices.

B.
All active accounts must have a password.

C.
All active accounts must have a long and complex pass phrase.

D.
All inactive accounts must have a password.

Explanation:
All active accounts must have a password. Unless you are using an application or
service designed to be accessed without the need of a proper ID and password. Such
service must however be monitored by other means (not a recommended practicE.)