Harry Potter & Goblet Of Fire,
At the Yule Ball, Harry and Ron learned that
Hagrid was a half-giant when

A) they went to his cabin to ask him for advice on dancing.

B) they found an old yearbook picture of him with his family.

C) they overheard Snape plotting to fire him from Hogwarts.

D)they overheard him talking to Madame Maxime in the
garden.​