I think color balance, focus and cropping are the problems.
PLEASE always include the rejection reason given by Adobe. Making us guess means we might waste your time with wrong info.
Based on the white balance of IMG_8400.1, the issue would be Quality issues.
The white balance is wrong. Too blue, the snow/ice should be white!
Read this about adjusting white balance:
MG_1289 1.jpg has Chromatic aberration