Which of the following statements is true of the theory of reasoned action and theory of planned behavior?
a. The theory of planned behavior and the theory of reasoned action require individuals to hold positive attitudes about a new behavior.
b. The theory of planned behavior is a contradiction of the theory of planned action.
c. The theory of reasoned action is an extension of the theory of planned behavior.
d. The theory of reasoned action includes a person's perception of control, while the theory of planned behavior excludes it.