Which pair of sets is disjoint?
A{1, 2} and {3, 4}
B{1, 2} and {2, 3}
C{1, 3} and {3, 4}
D{2, 4} and {1, 4}
Answer & Solution
Correct answer: A. {1, 2} and {3, 4}
The sets {1, 2} and {3, 4} have no common element.
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