The correct answer is (b), Sukumar Sen.
Sukumar Sen was the first Chief Election Commissioner of India. He was appointed to the post on 21 March 1950 and served until 1958. He was a member of the Indian Civil Service and had served in various capacities in the government of India before being appointed as the Chief Election Commissioner.
Sen was a highly respected figure and is credited with playing a key role in the establishment of a free and fair electoral system in India. He was also instrumental in the introduction of the secret ballot and the use of electronic voting machines in India.
Sen’s tenure as the Chief Election Commissioner was marked by a number of challenges, including the first general elections in India in 1951-52. However, he was able to successfully conduct the elections and ensure that they were free and fair.
Sen’s legacy as the first Chief Election Commissioner of India is one of integrity, impartiality, and dedication to the cause of democracy. He is remembered as one of the most important figures in the history of Indian elections.
The other options are incorrect.
(a) S.P. Sen Verma was the Chief Election Commissioner of India from 1972 to 1975.
(c) R.K. Trivedi was the Chief Election Commissioner of India from 1985 to 1990.
(d) T.N. Seshan was the Chief Election Commissioner of India from 1990 to 1996.