Who is described in the following sentences?
a. He was an author from Pune.
b. He used to go in the colonies of the untouchables and teach them.
c. In 1945 he was the president of the function arranged to celebrate ‘Ambedkar Jayanti’ at Kalyan.
d. He was a supporter of Hinduism from Pune.
1. D.K. Pethe
2. Mamarao Date
3. S.M. alias Bapusaheb Mate
4. Krushnarao Marathe