Y Corporation's password protection policy requires all employees to change their passwords every week. Because of this requirement, technical support spent a significant amount of time solving password problems for employees who forgot their passwords. To increase efficiency, the CEO of Y Corporation canceled the policy and subsequently required employees to change their passwords once a year
a. collusion
b. management override
c. external events beyond an organization's control
d. unsuitable objectives for internal control
e. human error
f. cost v. benefit