Answer :
Answer:
C. repression
Explanation:
Repression: In psychology, the term repression is defined as one of the defense mechanism which was proposed by one of the most influential and successful psychologists of his time named Sigmund Freud.
Repression is defined as a phenomenon that involves an individual to keep specific feelings, urges, and thoughts out of an individual's conscious awareness. Therefore, an individual tends to push disturbing or painful thoughts into his or her unconscious mind to be unaware of them
In the question above, Martha's ego is most likely using repression.