Which statement best explains whether △ABC is congruent to △DEF?


​△ABC is congruent to △DEF because △ABC can be mapped to △DEF by a reflection across the y-axis followed by a translation 5 units down.

​△ABC​ is congruent to △DEF because △ABC can be mapped to △DEF by a rotation of 90° counterclockwise about the origin followed by a reflection across the y-axis.

​△ABC​ is congruent to △DEF because △ABC can be mapped to △DEF by a translation 5 units down followed by a reflection across the x-axis.

△ABC is not congruent to △DEF because there is no sequence of rigid motions that maps △ABC to △DEF.

Which statement best explains whether ABC is congruent to DEF ABC is congruent to DEF because ABC can be mapped to DEF by a reflection across the yaxis followed class=