Question

india recognized the provisional government of Bangladesh on ???(a) Dec,6 1971 (b)Dec,18 1971 (c) Jan, 1 1972 (d) Dec,18 1971

Answer 1

all the options are wrong,you have repeated two options, might be one of them is this
December 16th 1971
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Therefore the correct answer is December 16th 1971
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Hope it helps

Answer 2

all the options are wrong. Bangladesh got independence on 16th december 1971 after Bangladesh Liberation War. But ,India recognized the provisional government of Bangladesh on 10 April 1971.
Hope it helps you.