Find That the Midpoint of the Line Segment From $P 1 ( - 20,20,3 )$

Multiple Choice

Find that the midpoint of the line segment from $P 1 ( - 20,20,3 )$ to $P 2 ( 6,24,7 )$ .

A) $( - 7 , - 22 , - 5 )$
B) $( - 7,5,22 )$
C) $( - 7,22,5 )$
D) $( - 7,22 , - 5 )$
E) $( - 7 , - 22,5 )$