At two places in this essay, Yousafzai mentions her mother going back to school to learn how to read and write. What is the purpose of including, and repeating, this detail? a. It reinforces how much Yousafzai's family values education and learning. b. It shows that Yousafzai feels her shooting could have been avoided if her mother had not been off attending school. c. It is repeated as part of a list of the events of the day of Yousafzai's shooting. d. The circular structure of Yousafzai's narrative dictates that she must return to this detail near the end.