The correct answer is D.
The Deccan plateau makes up most of the southern part of the country
The origin of Sikhism has been the centre of a debate. Others consider Sikhism as a combination of Hinduism and Islam.The founder of Sikhism, Sri Guru Nanak Dev Ji. He rejected most of the beliefs and practices of other Indian religions. Sikhismmight appeal to many Indians in early 1860’s due to rejection of the Caste System and the belief that faith is more important than worship.
Galileo Galilei would be the answer youre looking for hope this helps!!!