Consider trapezoid WXZU where V and Y are the midpoints of the legs. If WX = 3r 3 inches, VY = 23 inches, and UZ = 7r 25 inches, what is the length in inches of UZ?
a) 17r 14 inches
b) 14r 17 inches
c) 15r 16 inches
d) 16r 15 inches