Consider the congruent triangles shown. Which set of transformations can be used to prove the triangles are congruent?

A
First reflect △XYZ across the y-axis, then rotate it 90° counter-clockwise about the origin.

B
First reflect △XYZ across the y-axis, then translate it down 8 units.

C
First reflect △XYZ across the x-axis, then rotate it 90° counter-clockwise about the origin.

D
First reflect △XYZ across the x-axis, then reflect it across the y-axis.