A triangle in a coordinate plane is rotated clockwise about the origin, translated 3 units up, and reflected over the line 90° y=x. Which statement is true?

a. The resulting triangle is not congruent to the original triangle regardless of the order of the transformations.
b. The resulting triangle is congruent to the original triangle only if the reflection occurs last.
c. The resulting triangle is congruent to the original triangle regardless of the order of the transformations.
d. The resulting triangle is congruent to the original triangle only if the rotation occurs first.