Well im sorry here only the questions asked shown :
https://prnt.sc/w40zzl
To check comments in units instructor has to go to course status .
Currently there is no other way to check the unit comments , we are working on it.
https://trello.com/c/eJMszLcz
Thank you Alex!
This is very important to my site. A lot of students make comments instead of questions.
Also All of the old "questions" of the v2.x and v.3x are marked as comments and the teachers can't see them.
One of the most important things in my site is the way students and teaches interact