A group of school students who did not eat healthy were called to be ambassadors for promoting healthy eating habits among the students of the school. They encouraged healthy eating through speeches...

A group of school students who did not eat healthy were called to be ambassadors for promoting healthy eating habits among the students of the school. They encouraged healthy eating through speeches and posters. Their teachers and close friends reminded them that they themselves usually had junk food. This method is known as

a. inconsistency advocacy.

 b. cognitive dissonance.

 c. self-persuasion.

d. hypocrisy induction.

 e. increasing self-esteem.

 f. good health therapy