PLEASE HELP
Polygon ABCD with verticals at A(1, -1), B(3, -1), C(3, -2), and D(1, -2) is dilated to create polygon A'B'C'D' with verticals at A'(4, -4), B'(12, -4), C'(12 -4), and D'(4 -8). Determine the scale factor used to create the image.
A. 1/4
B. 1/2
C. 2
D. 4