If \(x\) and \(y\) are integers and \(x + y = 5,\) which of the following must be true?

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If \(x\) and \(y\) are integers and \(x + y = 5,\) which of the following must be true?

A) \(x\) and \(y\) are consecutive integers.

B) If \(x < 0,\) then \(y > 0.\)

C) If \(x > 0,\) then \(y < 0.\)

D) Both \(x\) and \(y\) are even.

E) Both \(x\) and \(y\) are less than \(5.\)

Answer: B

Source: GMAT Paper Tests
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