Answer
Option B is correct.
-2 and 2 are additive inverses of each other and this is the answer.
Step-by-step explanation
The additive inverse of a number is one with the direct opposite sign on the number.
For example, the additive inverse of a is -a, the additive inverse of -b is b.
So, we carefully check all the attached number lines and see which one has the two numbers marked being additove inverse of each other.
Hope this Helps!!!