Which of the following represent a common categorization of control activities?

a. Authorization controls, control over human error, information processing controls, physical controls, and segregation of duties.

b. Authorization controls, control over human error, information processing controls, and segregation of duties.

c. Authorization controls, information-processing controls, physical controls, and segregation of duties.

d. Authorization controls, performance reviews, information processing controls, physical controls, and segregation of duties.