Rate the following argument fragment on its writing, argument, and language skills:
Evidence: For example, my trigonmetry teacher gave me a lot of praise when I got an "A" on the last test. These praises pushed me to continue doing well in the class. When teachers acknowledge students progress, it motivates students to succeed. For instance, Abraham Lincoln grew up in poverty and had to do farming and go to school at the same time. Despite knowing his background, his teachers encouraged him to focus on his education because he was a great student. Eventually, he was able to afford a higher education and went on to become the president of the United States. The motivation that teachers give to students enables students to become successful in the future.

Score: 2