The most logical reason as to why sleep teaching failed is because they didn't consider the strength of a child's mind. They wanted to show the kids sane reality, which was really overpowering and incomprehensible. In fact, they even changed strategies years after the fact, moral instruction turned into the favored lesson. This was accepted to be suitable on the grounds that it was not rational idea.
I am not sure 100% but think is A.
Answer:
I havent learned this sorry
Explanation:
A collection of writings is an anthology