Which transformations could be performed to show that triangle ABC is similar to triangle cap A double prime cap b double prime cap c double prime ?
A
a reflection over the x -axis, then a dilation by a scale factor of 3B
a 180 degrees rotation about the origin, then a dilation by a scale factor of 1 thirdC
a reflection over the x -axis, then a dilation by a scale factor of 1 thirdD
a 180 degrees rotation about the origin, then a dilation by a scale factor of 3