Question

When the children first see the Dark Thing from Uriel, how do they know the Dark Thing is evil? A. The children see what it does and decide it is evil. B. Mrs. Who tells the children that it is evil. C. The children can sense that it is evil. D. Mrs. Whatsit reads a verse from the Bible that implies it is evil.

Answer 1

It is actually Mrs Which that tells the children it is evil.
So I am going to say "B".