Which sequence is not equivalent to the others?
A.
a reflection across the y-axis, followed by a reflection across the x-axis, and then a 90° clockwise rotation about the origin
B.
a 90° clockwise rotation about the origin and then a 180° rotation about the origin
C.
a reflection across the x-axis, followed by a 90° counterclockwise rotation about the origin, and then a reflection across the x-axis
D.
a 90° counterclockwise rotation about the origin
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