The correct answer is (a) Aravinda Ghosh.
Aravinda Ghosh was a Bengali journalist and revolutionary who was one of the first to suggest the boycott of British goods in Bengal. He was a member of the Indian National Congress and was a strong advocate for Indian independence. He was also a founder of the Jugantar newspaper.
Krishna Kumar Mitra was a Bengali writer and journalist who was also a member of the Indian National Congress. He was not a supporter of the boycott of British goods.
Motilal Ghosh was a Bengali journalist and politician who was also a member of the Indian National Congress. He was not a supporter of the boycott of British goods.
Satish Chandra Mukehrji was a Bengali scholar and historian who was not a member of the Indian National Congress. He was not a supporter of the boycott of British goods.
The boycott of British goods was a major economic and political movement in India in the early 20th century. It was a form of protest against British rule and was designed to damage the British economy. The boycott was successful in raising awareness of the Indian independence movement and in pressuring the British government to make concessions to the Indian people.