Which is a true statement? A. −18 is an integer and a whole number. B. −18 is a whole number but not an integer. C. −18 is not a whole number, and it is not an integer. D. −18 is an integer but not a whole number.

D:)

Step-by-step explanation:

-18 is an integer but not a whole number.

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take good notes.

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use mnemonics and other tricks.

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note: the best i know.