(30 points)
The figure shows two similar triangles on a coordinate grid:
Which set of transformations have been performed on triangle ABC to form triangle A'B'C'?
![30 points The figure shows two similar triangles on a coordinate grid Which set of transformations have been performed on triangle ABC to form triangle ABC class=](https://us-static.z-dn.net/files/d3f/42e3585c45a72f2ee85bf11b7cec0fce.jpg)