Choose the word which is different from the rest.

The correct answer is D. Diana.

A. Olympus is a mountain in Greece, home of the Greek gods.
B. Apollo is the Greek god of music, poetry, art, knowledge, healing, plague, prophecy, and archery.
C. Nataraj is a Hindu god of dance and creation.

Diana is the Roman goddess of the hunt, wilderness, wild animals, childbirth, virginity and protector of young girls. She is often depicted as a huntress, accompanied by her dogs and a stag.

The other three options are all Greek gods, while Diana is a Roman goddess.