If A = {x: x is an integer} and B ∩ C = {y: y is a negative integer}, then (A - B) ∪ (A - C) is
A
Set of natural numbers
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B
Set of real numbers
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C
Set of rational numbers
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D
Set of whole numbers
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Solution
The correct option is D Set of whole numbers (A - B) ∪ (A - C) = A - (B ∩ C) = {x: x is an integer} - {y: y is a negative integer} = Set of whole numbers So, option D is correct.