1.

Let A, B, and C be sets such that ϕ ≠ A ∩ B ⊆ C. Then which of the following statements is not true?

A. B ∩ C ≠ ϕ
B. If (A – B) ⊆ C, then A ⊆ C
C. (C ∪ A) ∩ (C ∪ B) = C
D. If (A – C) ⊆ B, then A ⊆ B
Answer» E.


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