Hello Admin Filip Opačić,
We're grateful for your patience and understanding while we worked to resolve this matter. We apologize for any inconvenience you may have experienced.
We're pleased to inform you that the issue has been successfully resolved and restored now. As a reference, we're providing screenshots below for your convenience.
For "Check Your Answers" tab:
For XP Points/Previous/Next/Units options:
If you are still running into issues, kindly attach the screenshots for reference and please let us know in the comments. We are glad to help you.
If the information is helpful, please Accept Answer & Upvote so that it would be helpful to other community members.
Thank You.