great picture, but what was the rejection reason?
I see some problems with this picture, as your cut-out work is not accourate enough. There may be others in the file. Look at your picture at 100-200% magnification. Any defects you see at that level will make your asset fail.
Thank u! Did u see more problem?
I will note do the due analysis for you 🙂 but here is an other free advice.
There are so much around, you really should get more precise in those work:
ALL of your cout-out work has problems.
As stated above by Abambo, your cut out is just a bit too obvious when you look at it closely.
Have a read of this article from Adobe:
In particular, for you, this is important
see section under Image Quality:
Selections: Editing must be done inconspicuously. Selecting objects out of their backgrounds (or masking) to composite into new images requires time, patience, and care. Do not submit images that have been poorly selected or look like they are not a natural part of the scene.