1. Overexposed and not sharply focused
2. Not sharp enough, lacking contrast
3. Not in sharp focus
The examples should be in the size and quality as submitted, if you want to know precisely what the problem is. The supplied links are for sure general. You will need to check your pictures for sharpness, artefacts, exposure, white balance, composition etc. And that at 100% and 200%.
As a side note: change your screen name. You're opening the gates for all sorts of spam and scam with such a name.
If you are new to stock, you should consider these resources: https://helpx.adobe.com/stock/contributor/tutorials.html
Please read the contributor user manual for more information on Adobe stock contributions: https://helpx.adobe.com/stock/contributor/user-guide.html
See here for rejection reasons: https://helpx.adobe.com/stock/contributor/help/reasons-for-content-rejection.html
and especially quality and technical issues: https://helpx.adobe.com/stock/contributor/help/quality-and-technical-issues.html
If you are a generative AI contributor, please look into these instructions and follow them by the letter: https://community.adobe.com/t5/stock-contributors-discussions/generative-ai-submission-guidelines/td...