1.

Is a given rectangular block, a cube? I.  At least 2 faces of the rectangular block are squares.  II.  The volume of the block is 64.

A. I alone sufficient while II alone not sufficient to answer
B. II alone sufficient while I alone not sufficient to answer
C. Either I or II alone sufficient to answer
D. Both I and II are not sufficient to answer
E. Both I and II are necessary to answer
Answer» E. Both I and II are necessary to answer


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