How does the reader know that elizabeth blackwell was not going to let people bully her into quitting medical school?

(a brainliest and a will be received. really easy question.)

a. the text says that she was frustrated but did not give up.

b. the text says that she studied late into the night.

c. the text says that she spoke kindly to other students.

d. the text says that she was the best student in her class.