A group leader's ability to encourage critical thinking can motivate their group-mates to engage their thinking skills and frontal cortex of the brain. As for the group's benefit, you will produce more thought out ideas, and ideas of higher levels of thought.
There is no passage and answer choices, so it is impossible to answer this question. I apologise.
The answer to this question is possibly: B. To show that the narrator is trying to be smarter. Looking back at the sentence, I can use context clues. I can specifically look at where the sentence said, "Something inside me began to die." That is suggesting that the narrator is influenced by her mother's face to allow something to die within her. In other words, she realizes that she needs to change into a new, better person. Hope that helps.
C.
To develop a plat about a character who comes of age in a historical important time