The Vital-Vidhvansak, the first monthly journal to have the untouchable people as its target audience was published by

(a) Gopal Baba Walangkar

(b) Jyotiba Phule

(d) Bhimrao Ramji Ambedkar

Answer: a

Explanation:

Gopal Baba Walangkar

Gopal Krishna (alias Gopal Baba) was born at Ravdal (near Mahad, in the present Raigad district).
He came under the dynamic influence of Jotiba Phooley.
Gopal Baba was a pioneer of the movement for the emancipation of the “Untouchables”, in the nineteenth century.
He founded the Anarya Dosh-Parihar Samaj in 1886; and in 1888, he published his monthly Vital-Vidhvansak (Destroyer of Brahmanical or Ceremonical Pollution) which was the first-ever journal of the “Untouchables”.
Subsequently, in 1889, he published his book entitled Vital Vidvansan (Annihilation of Ceremonical Pollution)

Hence, option a is correct.

Read: Previous Year UPSC History Questions (PYQs) With Explanation 2020