Are you a Hindu? aspects of Hinduism. Is called a Hindu
No I am not. Hinduism is practiced in India as far as I know.
for people indigenous to South Asia. It has historically been used as a geographical, cultural, and later religious identifier
I see, Hinduism involved worship of multiple deities, is that right?
It refers to any person who regards themselves as culturally, ethnically, or religiously 
Yes, that makes sense. What else do you know about hinduism? 
Competing theories state that Hindu identity developed in the British colonial era, or that it developed post-8th century CE after the Islamic invasion
That is a long time ago. Is Hinduism different from islam?