The vertices of the trapezoid are the origin along with A(4p,4q), B(4r,4q), and C(4s,0). Find the midpoint of the midsegment of the trapezoid.
A. (2r,2q)
B. (p+r+s, q)
C. (p+r+s, 2q)
D. (2p+2s, 2q)
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