Polygon ABCD transformed to create polygon A'B'C'D'. Which transformation took place?
horizontal stretch by a factor of 2
translation 2 units to the right
dilation by a factor of 2
vertical stretch by a factor of 2
horizontal stretch by a factor of 1/2
horizontal stretch by a factor of 2
translation 2 units to the right
dilation by a factor of 2
vertical stretch by a factor of 2
horizontal stretch by a factor of 1/2