Transformations and stuff, please help A. a reflection over the y-axis, then a dilation by a scale factor of 1/2 with a center of dilation at the origin

B. a translation 8 units to the left, then a dilation by a scale factor of 1/2 with a center of dilation at the origin

C. a 90 degree counterclockwise rotation about the origin, then a dilation by a scale factor of 1/2 with a center of dilation at the origin

D. a dilation by a scale factor of 1/2 with a center of dilation at the origin, then a 90 degree counterclockwise rotation about the origin