Rate the following argument fragment on its writing, argument, and language skills:
Evidence: In the education world, teachers are the backbone of the infestructure. Without teachers, the whole system would collapse. However, it may be hard for one teacher to connect with every student individually and make sure they are learning properly or if they are paying attention. This is where FACS comes in. In the article "Making Mona Lisa Smile", Dr. Huang talks about FACS in classrooms more in depth, "'A classroom computer could recgonize when a student is becoming confused or bored,' Dr. Huang predicts. 'Then it could modify the lesson, like an effective human istructor.'"

Score: 2