PLEASE ANSWER!!! the sepoys of india had served as soldiers for the British East India Company for years. what caused them to rise up against British rule in India?

a. The British wanted to sepoys to fight against their own family members
b. The British passed laws that require non-Indians to become sepoys.
c. The British became too disrespectful of the sepoys boys culture and religious beliefs.
d. The British had decided to force the sepoys to convert to Christianity.