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Reasoning Contest-128
A is a series of n terms with x(a natural number) as the first term and every term y(a natural number) is less than the next term. If the product of all the terms of A is always divisible by the product of the first n natural numbers then, which among the following regarding x, y and n must be true always?
(a) x^n = y^n (b) y^n = 1 (c) x is a multiple of y (d) x^n and y^n are co-prime
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