Question

On their first morning, how did Harry and Ron get on Filch's wrong side?

A. He caught them sending a toilet seat to Fred and George Weasley.
B. They used his cat, Mrs. Norris, to practice their levitating skills.
C. They fell off one of the moving staircases and landed right on top of him.
D. He found them trying to force their way through a third-floor door.

Answer 1

Answer: D. He found them trying to force their way through a third floor door.

Step-by-step explanation:

Harry and Ron got lost trying to find Transfiguration class on the first day, and tried getting into one of the third floor rooms. Filch caught them, and they ended up on his bad side after that.