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If A and B are any two events such that P(A) = 2/5 and P(A ∩ B) = 3/20, then the conditional probability, P(A|(A' ∪ B')), where A′ denotes the complement of A, is equal to 

(A) 11/20 

(B) 5/17 

(C) 8/17 

(D) 1/4

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