If A = { x : x is a multiple of 3} and B = (x : x is a multiple of 4} and C = {x : x is a multiple of 12}, then which one of the following is a null set?

If A = { x : x is a multiple of 3} and B = (x : x is a multiple of 4}

1.	If A = { x : x is a multiple of 3} and B = (x : x is a multiple of 4} and C = {x : x is a multiple of 12}, then which one of the following is a null set?
A.	(A \ B) ∪ C
B.	(A \ B) \ C
C.	(A ∩ B)∩ C
D.	(A ∩ B) \ C
Answer» E.

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If A = { x : x is a multiple of 3} and B = (x : x is a multiple of 4} and C = {x : x is a multiple of 12}, then which one of the following is a null set?

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