Which one of the following Chief Justices of India had the opportunity to act as President of India? (1) Justice Mehar Chand Mahajan (2) Justice P.B. Gajendra-gadkar (3) Justice M. Hidayatulla (4) Justice P. N. Bhagawati
(3) Justice M. Hidayatulla Explanation: Mohammad Hidayatullah was the eleventh Chief Justice of India, serving from February 25, 1968 to December 16, 1970, and the sixth Vice-President of India, serving from August 20, 1977 to August 20, 1982. He also served as the Acting President of India from July 20, 1969 to August 24, 1969.