It is a perfect square, b) It is not a perfect square, c) It is a cube number, d) Cannot be determined, If all prime factors of a number are paired, then the number is:, a) Even, b) Prime, c) Perfect square, d) Composite, , a) Both A and R are true, and R is the correct explanation of A, b) Both A and R are true, but R is not the correct explanation of A, c) A is true, but R is false, d) A is false, but R is true.

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