What was the rejection reason? Always give the rejection reason so that we do not need to guess...
I would guess: technical issues
All in all I would guess a very agressive saturation and sharpening has been applied.
(I will move this to the contributor forum, you will get more qualified answers there)
Thank you Abambo for reply. Your answer would help me in future. I won't do mistakes like I have done before. Thank you once again for being helpful my friend.
Too many artifacts.