Question

What is the sum of a number and its additive inverse? A. 0 B. -1 C. 1 D. undefined

Answer 1

that would be 0

the additive inverse is what u add to a number so the outcome equals 0

example :
5 and its additive inverse -5.....when added = 0

Answer 2

the answer is A. 0
i hope this helps!