She's lying down, or else those indents wouldn't be there from her body.

I chose the 2nd option: lying on cushion, and shot on top.

She's definitely lying on some plastic or something. I believe so. :D

she's clearly lying on the cushion and shot on top

I'm not sure but I do know nothing is really impossible with editing .

i think she is lying down on a cushion

She's lying on the cushion and shot on top..???

It's all a guise.

I think she is lying.

Look at her eyes I think you would not be looking like that if you are standing.

It looks like vertically...