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Question

Suppose X and Y are sets and |X| and |Y| are their respective cardinalities. It is given that there are exactly 97 functions from X to Y. From this one can conclude that

A
|X|=1, |Y|=97
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B
|X|=97, |Y|=1
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C
|X|=97, |Y|=97
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D
None of the above
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