Arrange the following in order of increasing connotation: Choose the correct answer from the options given below:

In increasing connotation the order runs Real number, Integer, Positive integer, Prime number.

Connotation, or intension, is the set of defining attributes, and it grows as the class narrows.

Real number is the broadest class here with the fewest defining marks.

Integer adds wholeness, positive integer adds being greater than zero, and prime number adds having exactly two divisors, the richest set of attributes.

The narrower the class the greater the connotation, giving Real number, Integer, Positive integer, Prime number.