Use some thinking to answer the following question. 252 can be expressed as a product of primes as:\nOptions:\n(A) 2 x 2 x 3 x 3 x 7\n(B) 2 x 2 x 2 x 3 x 7\n(C) 3 x 3 x 3 x 3 x 7\n(D) 2 x 3 x 3 x 3 x 7\n(E) 7 x 3 x 3 x 3 x 7
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252 = 2 x 2 x 3 x 3 x 7. So the final answer is (A).
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