What principle does this policy support?

Russ is reading the companys information security policy as part of his new employee orientation. One section explains that controls must be in place to guarantee reliability and stability within the company network and that all devices are always accessible. What principle does this policy support?

A.
Integrity

B.
Confidentiality

C.
Non-repudiation

D.
Availability

Explanation:
Availability is one of the three main security principles that policies are geared
toward. This policy states that controls must exist to provide reliability and
stability and that devices must always be accessible (or available), thus the
availability principle.