If a,b are natural numbers such that 20...

If `a,b` are natural numbers such that `2013 + a^2 = b^2`, then the minimum possible value of `ab` is: (A). 671 (B). 668 (C). 658 (D). 645

A

671

B

668

C

658

D

645

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The correct Answer is:

C

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