which of the following represents a polygon that is two times the size of the original polygon?
A: (x' , y') = (0.2x,0.2y)
B: (x' , y') = (1/2x, 1/2y) <-- Fractions
C: (x' , y') = (4x,4y)
D: (x' , y') = (2x,2y)