Rate the following argument fragment on its writing, argument, and language skills:
Evidence: Many people are able to tell when a peer is angry pr sad but some people just have a blank face. The use of the software could help teachers understand their students,which in turn can help elaborate people's triggers and can lead to a better day."In fact, we humans perform this same impressive calculation every day.

For instance, you can probably tell how a friend is feeling simply by the look on her face.

Score: 0