Question

"But mathematics, my boy, that's something else again!"

"You're just trying to win me over," said Robert. "I don't trust you. If you give me homework in my dream, I'll scream bloody murder. That's child abuse!"

"If I'd known you were going to be such a scaredy-cat, I wouldn't have entered your dream."

—

Answer 1

Robert is the protagonist and the Devil is the antagonist

Step-by-step explanation:

Robert is the good guy and the Devil is not

Answer 2

The child is warning the teacher to not give questions from his dreams. Since he fears that he will be not able to solve it.

Step-by-step explanation:

No. 1. The child doesn't study properly.

No.2. He feels that the teacher is abusing him by giving home tasks as per his will.

No.3. He threatens the teacher with the option of accusing him of child abuse. He would also scream at him as his bloody murderer.