JIMMYJOHN wrote:The reflection of the arm is made possible by the angle or point of view.
Change it bu moving it up or down and part if the arm will appear or disappear.
Render programs don't cheat
I know you can get some 'weird' effects, but they still strike me as wrong!
As another example, again with the top image, look at her right knee. It's a few inches from the edge of the mat ad resting upon the mat. Yet parts of her leg around that area are reflected. Her pink top, the left side of it, at the back. That is also reflected.