Fourth Class cadets learn to be a follower and to support the chain of command and to develop understanding of and commitment to the duty concept. Fourth Class cadets serve as members of a squad in their assigned companies. The Fourth Class cadet's primary task is to strive for individual excellence in academic, military, and physical activities. The Fourth Class cadet is evaluated by the cadet chain of command and company Tactical Officer and receives a grade for MD101, which is a numerically weighted average of the submitted grades.