Answer:
The answer is option C
Explanation:
The midpoint M of two endpoints of a line segment can be found by using the formula

where
(x1 , y1) and (x2 , y2) are the points
From the question the points are
A (-5,9), B (5,7)
The midpoint is

We have the final answer as
( 0 , 8)
Hope this helps you