Goa was recognized as a state of India on 30 May 1987. It was previously a Portuguese colony for over 450 years. The Indian government took control of Goa in 1961, but it was not until 1987 that it was granted full statehood.

Option A: 1980 is incorrect. Goa was not recognized as a state in 1980. Option B: 1982 is incorrect. Goa was not recognized as a state in 1982. Option C: 1985 is incorrect. Goa was not recognized as a state in 1985. Option D: 1987 is correct. Goa was recognized as a state on 30 May 1987.