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.