Answer:
The correct answer is a. Theory of planned action.
Step-by-step explanation:
The theory of planned behavior was developed in 1985, based on the Theory of Reasoned Action. This theory contains five variables that include behavior, intention, attitude, subjective norm and control of perceived behavior.
Unlike the theory of reasoned action, the control of perceived behavior is added to the theory of planned behavior, which refers to a person's perceptions of the presence or absence of resources and opportunities required, however, this element it is not presented in the theory of reasoned action, and the theory of planned behavior has proven to be superior to the theory of reasoned action for predicting behavior.