Find the Midpoint of the Line Segment Joining the Points $( - 6,0 )$

Multiple Choice

Find the midpoint of the line segment joining the points $( - 6,0 )$ and $( 8,4 )$ .

A) $( 14,4 )$
B) $( 1,4 )$
C) $( 7,2 )$
D) $( 1,2 )$
E) $( 2,4 )$