You want to suck up to your teacher...
Then do this:

Instructions:

1. Load my File -Classroomtag.stl- in Prusa Slicer.
2. Add Text (90-100mm high — 5mm Depht).
3. Place the text so that my file overlaps the text and thus holds it firmly together.
4. Go for This:

     5.Ignore the Error Message

You should have anything like this:

I hope you did understand…

For Questions write a Comment or a Message…

Print Settings:

• Mode: 0,20mm Speed
• Infill: 15-20%
• Support: No
• Support Art: -
• Skirt/Brim: No
• If you liketo have a Color Change you should do it at  2.20mm… 

Have Fun ;-)