Read this excerpt from We Beat the Street. They were scheduled for precalculus, biology, chemistry, computer skills, English, and critical-thinking courses. The courses were intense and demanding, with no tolerance for the sloppy work and careless attitudes of high school.

Why does the author include this information?

to describe the students’ daily routine
to explain the strict penalties for mistakes
to establish the intensity of the program
to illustrate the layout of the classrooms