What is the author's purpose when she states, "A belief in fixed intelligence also makes people less willing to admit to errors or to confront and remedy their deficiencies in school, at work and in their social relationships."
A It shows that people who believe in fixed intelligence do not persist when faced with adversity,
B. it shows the need to persuade someone who believes in fixed intelligence.
C. It is meant scold those who hold a fixed mind-set
D. It is meant to show how difficult a person with a fixed mind set can be