In mandatory access control, the authorization of a subject to have access to an object is dependent
upon:

A.
Roles.

B.
Labels.

C.
Tasks.

D.
Identity.

Explanation:
The correct answer is Labels. Mandatory access controls use labels to determine whether subjects
can have access to objects, depending on the subjects’ clearances. Answer roles is applied in nondiscretionary access control as is tasks. Identity, is used in discretionary access control.