The correct answer is: B. Syed Mir Qasim
Syed Mir Qasim was the first Chief Minister of Jammu and Kashmir when the position of Prime Minister was renamed as Chief Minister in the Union Territory of J&K. He was appointed as the Chief Minister on 25 January 1975, after the death of Sheikh Abdullah. He served as the Chief Minister till 1984.
Prithvi Nath Dhar was a Kashmiri Pandit who served as the Advisor to the Prime Minister of India on Kashmir Affairs from 1972 to 1977. He was also the Governor of Jammu and Kashmir from 1984 to 1986.
Ghulam Mohammad Sadiq was a Kashmiri politician who served as the Chief Minister of Jammu and Kashmir from 1972 to 1975. He was also the Governor of Jammu and Kashmir from 1986 to 1989.
Sheikh Abdullah was a Kashmiri politician who served as the Prime Minister of Jammu and Kashmir from 1947 to 1953. He was also the Chief Minister of Jammu and Kashmir from 1975 to 1984.