Which set of numbers is the most reasonable to describe the temperature in alaska during the winter?

A. Integers
B.whole numbers
C. Irrational numbers
D.natural numbers

2 answers

https://www.mathsisfun.com/whole-numbers.html
technically, since temperature is a continuous quantity, only real numbers can adequately express any temperature.

However, most of the time, it is reported without going into partial degrees, like 20° or -15°

So, which set of numbers would that be?