Musica Enchiriadis , writing homework help

1. Identify the form of selections 55–61, 63, and 64 from NAWM. For each selection, indicate how it conforms to or deviates from the form you have identified.
2. Identify the category for instrumental selections 66 (a, b, and c) and 70 from NAWM (see pp. 141-142 of CHWM). For each instrumental selection, specify how it fits its category, and cite any characteristics the composer includes to make it unique.

I have attached the previous work I did for this question and here is the teacher feedback.

teacher feedback is:

A good effort, but your examination of these new forms are too brief.  This was a period of musical development when many of these forms were newly popularized.