Answer:
"B"
Explanation:
Cognitive dissonance theory explains the double standard way of life that man may exhibits.
It occurs when a person is caught up in between two contradictory issues leading to lack of harmony in attitudes.It can also be explained as not practicing what one claims he believes.
Trial testing of these products are mostly carried out on animals , Sonia's believes that testing products on animals is an unethical practice when she is involved in such practice confirms she is experiencing a cognitive dissonance.