Explanation:

- Option 1: Dadu Dayal

- A saint from Rajasthan, prominent in the Bhakti movement.

- Known for preaching unity among different religions.

- Option 2: Chokhamela

- A saint from Maharashtra.

- Belonged to the Mahar caste and was a prominent figure in the Varkari sect.

- Known for his devout worship of the Hindu god Vithoba.

- Correct Answer

- Option 3: Bhakhan

- Not widely recognized as a saint from Maharashtra.

- Possibly a misinterpretation or lesser-known figure.

- Option 4: Sundar Das

- A saint from Rajasthan, also associated with the Bhakti movement.

- Known for his poetry and devotion.