The correct option is: "religious groupings."
The Indian society is divided by the religion practiced by its components. India is a unique country in religious matters. It is the country with the largest number of Hindus, Yainis, Sikhs, Zoroastrians and Bahais, and is the third country with the largest number of Muslims. It is the holy land of Hinduism, Buddhism, Yainism and Sikhism, and is home to important spiritual gurus and various spiritualist organizations. During the I millennium, Judaism and Christianity came to India forming small communities. Buddhism, the predominant religion of Southeast Asia, was born in India.
