Which sequence of rigid transformations will map the preimage ABC onto image A'B'C' ?

(RIGHT ANSWER ONLY)

A. a reflection across the x-axis, a translation 8 units right, and then a reflection across the x-axis.

B. a translation 4 units down and 10 units to the right.

C. a reflection across the line y = x followed by a rotation 90 degrees counterclockwise.

D. a rotation 180 degrees clockwise followed by a reflection across the x-axis.