Determine whether the following statements are always true, sometimes true, or never true. The sum of two positive integers is p

Determine whether the following statements are always true, sometimes true, or never true.

The sum of two positive integers is positive.
A

The sum of two negative integers is negative.
B

The difference between two positive integers is positive.
C

The difference between two negative integers is negative.
D

A positive integer minus a negative integer is negative.
E