To which set or sets does the number

37 belong?

A integers only

B rational numbers only

C integers and rational numbers only

D whole numbers, integers, and rational

numbers

37 is a rational number because it can be represented by a simple fraction.

37/1

It's also a whole number, which means it doesn't have any decimal parts.

Lastly, it's an integer, which includes positive and negative whole numbers.

37 is an rational, whole and intenger number