The correct answer to this question is A, Acharya Prafulla Chandra Roy. He was a chemist born in 1861. Along with being a chemist, he was a philanthropist, historian, and educationist. He was the founder of the first Indian research school of chemistry.
Acharya Prafulla Chandra Roy is also regarded as the Indian father of chemical science. His research has led him to obtain many awards including the 1912 Companion of the Order of the Indian Empire and the 1943 Fellow of the Indian Association for the Cultivation for Science. Acharya Prafulla Chandra Roy had many fields of expertise including inorganic chemistry and the history of chemistry.