Answer:
teachers' expectations influenced children's performances
Explanation:
The Pygmalion effect describes situations where someone's high expectations improves our behavior and therefore our performance in a given area. It suggests that we do better when more is expected of us.
The best answer for this question would be:
Alvarez grappled with the issue of writing a novel about a dangerous subject.
A central idea focuses on the dominant impression of a story in which a general truth of the story is found within it.
Answer: A
Explanation: It does not state anything they have said above, so my best guess is A.