Explorers claimed land almost everywhere you could imagine. There really is no specific place. are you learning about a specific place?
I am not too sure whether the question calls for some specific answers, but I know two things that the Hindus believe in and the Sihks don't, and I think they will fill in the spaces nicely:
1) rituals
2) Gods! - Hinduism is a polytheistic religion and Sikhism monotheistic.
THE ANSWER IS C, BECAUSE WE DID THAT IN SCHOOL