Pioneer of Anuvrat was-

d) is correct. Acharya Tulsi launched the Anuvrat Andolan in the light of the horrors of Indian Independence. He was discouraged by lawlessness and lack of civility during Parition, and hence launched the movement.

a) is incorrect. Swami Dayanand Saraswati established the Arya Samaj in 1875

b) is incorrect. . Swami Vivekananda was the founder of Ramakrishnan Mission, and was born towards the end of the 19^th century, in 1863.

c) is incorrect. Keshab Chandra Sen was the successor of Rammohun Roy at Brahma Samaj