There is camera noise in the image, which I believe is the reason for rejection.
The focus on her face is quite soft, and there is a lot of noise.
The image is very noisy. It also may not be sharp enough, but I can't tell with the noise. The white balance may also be off.
You would also need a model release where it contains a person. You may or may not need a property release from the tattoo artist for the tattoo.
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