Select the correct answer. Which sequence of transformations proves that shape I is similar to shape II?

A.
a 90° counterclockwise rotation about the origin, and then a dilation by a scale factor of 2
B.
a reflection across the x-axis, and then a dilation by a scale factor of 3
C.
a reflection across the x-axis, and then a dilation by a scale factor of 2
D.
a 90° counterclockwise rotation about the origin, and then a dilation by a scale factor of 3