A, B, C and D are four sets such that A ∩ B = C ∩ D = ϕ. Consider the following:1. A ∪ C and B ∪ D are always disjoint.2. A ∩ C and B ∩ D are always disjoint.Which of the above statements is/are correct?

A, B, C and D are four sets such that A ∩ B = C ∩ D = ϕ. Consider

1.	A, B, C and D are four sets such that A ∩ B = C ∩ D = ϕ. Consider the following:1. A ∪ C and B ∪ D are always disjoint.2. A ∩ C and B ∩ D are always disjoint.Which of the above statements is/are correct?
A.	1 only
B.	2 only
C.	Both 1 and 2
D.	Neither 1 nor 2
Answer» C. Both 1 and 2

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A, B, C and D are four sets such that A ∩ B = C ∩ D = ϕ. Consider the following:1. A ∪ C and B ∪ D are always disjoint.2. A ∩ C and B ∩ D are always disjoint.Which of the above statements is/are correct?

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