foto no aceptada por problema de calidad

This aircraft is protected by many design & utility patents.  Also, whoever owns the airline would object to this being used for commercial purposes without their permission. 

Before submitting to Stock, read through your Contributor User Guide. 

1. https://helpx.adobe.com/stock/contributor/submit-your-content/submit-photos/photo-submission-overview.html
2. https://helpx.adobe.com/stock/contributor/submit-your-content/submit-photos/technical-legal-requirements-photo-submission.html
3. https://helpx.adobe.com/stock/contributor/submit-your-content/submit-photos/photo-editing-best-practices.html 

Good luck.

In addition to the IP issues, the image is not well composed and has a white balance issue.

It is a major mistake to equate image quality solely with pixel count.
Please take the time to read and study the Help section for contributors.
https://helpx.adobe.com/stock/contributor.html

Since this aircraft features an airline's original design, it would be rejected due to intellectual property (IP) issues.
It likely would have been rejected regardless of its quality.
Adobe Stock is a collection of editable, royalty-free assets.
Vehicles such as aircraft, cars, trains, and motorcycles manufactured by companies often cannot be accepted due to IP issues.