Which sentence best explains why shape 1 and shape 2 are not congruent?
A. Shape 1 cannot be mapped onto shape 2 using a reflection
B. Shape 1 cannot be mapped onto shape 2 without using a dilation
C. There is no sequence of ridigid transformations that will map shape 1 onto 2
D. Not all coresponding pairs of sides on the two shapes are parallel
E. Not all corresponding pairs of sides on the two shapes are perpendicular
