Quadrilateral QRST is dilated by a factor of 2 with the center of dilation at the origin. What are the coordinates of quadrilateral Q'R'S'T'?
A) Q' (4, 4), R' (-4, 4), S' (-4, -4), T' (4, -4)
B) Q' (-1, 1), R' (1, 1), S' (1, -1), T' (-1, -1)
C) Q' (-4, 4), R' (4, 4), S' (4, -4), T' (-4, -4)
D) Q' (-3, 3), R' (3, 3), S' (3, -3), T' (-3, -3)
