If A = {a, b}, B = {2, 3, 5, 6, 7} and C = {5, 6, 7, 8, 9}, find A ( – McqOptions

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1.	If A = {a, b}, B = {2, 3, 5, 6, 7} and C = {5, 6, 7, 8, 9}, find A (B C).
A.	A
B.
C.	{(5, a), (6, a), (7, a), (5, b), (6, b), (7, b)}
D.	{(a, 5), (a, 6), (a, 7), (b, 5), (b, 6), (b, 7)}
Answer» E.

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