The only Assamese to become the President of Indian National Congress is

Fakhruddin Ali Ahmed
Navakanta Barua
Dr. Maheshwar Neog
Deva Kanta Barua

The correct answer is A. Fakhruddin Ali Ahmed.

Fakhruddin Ali Ahmed was the first and only Assamese to become the President of the Indian National Congress. He was also the third President of India. He was born in 1905 in Gohpur, Assam, and died in 1975 in New Delhi. He was a lawyer by profession and joined the Indian National Congress in 1925. He was a member of the Constituent Assembly of India and was elected to the Lok Sabha in 1952. He was the Governor of Assam from 1956 to 1962 and the Governor of West Bengal from 1962 to 1964. He was elected President of the Indian National Congress in 1967 and was elected President of India in 1974.

Navakanta Barua was a poet, writer, and critic. He was born in 1916 in Guwahati, Assam, and died in 2001 in Guwahati. He was a recipient of the Sahitya Akademi Award in 1961.

Dr. Maheshwar Neog was a scholar, writer, and educationist. He was born in 1908 in Jorhat, Assam, and died in 1995 in Jorhat. He was a recipient of the Padma Bhushan in 1961.

Deva Kanta Barua was a politician and freedom fighter. He was born in 1886 in Gohpur, Assam, and died in 1953 in Gohpur. He was a member of the Indian National Congress and was a member of the Constituent Assembly of India.