Let S be an infinite set S1, S2, ..............., Sn be sets such that S1 ∪ S2…

1993

1. A.

   At least one of the set Si is a finite set

2. B.

   Not more than one of the set Si can be finite

3. C.

   At least one of the sets Si is an infinite set

4. D.

   Not more than one of the sets Si can be infinite

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Correct answer: C

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