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If n[(A × B) ∩ (A × C)] = 8 and n(B ∩ C) = 2, then n(A) is (a) 6 (b) 4 (c) 8

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If n[(A × B) ∩ (A × C)] = 8 and n(B ∩ C) = 2, then n(A) is 

(a) 6 

(b) 4 

(c) 8 

(d) 16

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1 Answer

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Answer is (b) 4

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