What series of transformations would carry the trapezoid onto itself? a.) (x + 0, y - 4), 90° clockwise rotation, reflection over the y-axis
b.) (x + 0, y - 4), 180° rotation, reflection over the y-axis
c.) (x + 6, y + 0), 90° clockwise rotation, reflection over the x-axis
d.) (x + 6, y + 0), 180° rotation, reflection over the x-axis