Astate of tension that occurs when a person's attitudes do not match the person's actions is called

cognitive dissonance                

Explanation:

Leon Festinger has introduced the theory of cognitive dissonance during 1957. He believed that an individual strives or desires to get psychological consistency internally to work out mentally in the outside world.

In other words, the cognitive dissonance explains the discomfort felt by an individual due to the disagreement between the behavior and the perception. It involves the conflicting behaviors, attitudes, or beliefs.

In the question above, the given statement signifies the process of cognitive dissonance.

answer; a cost benefit analysis;

answer; calendar;