Many students complain about the increasing size of classes taught by more popular university professors. They disregard the fact that, though the number of students at the university has doubled over the past eight years, the faculty-to-student ratio has decreased from 1:17 to 1:14. Clearly, the students are misinformed in their complaint.
Which of the following, if true, casts the most doubt on the conclusion of the argument above?
A. Most of the faculty members at the university are part-time instructors or teaching assistants and not full-time, tenure-track professors.
Incorrectthats not a fact
B.
Many of the most popular tenured professors commonly teach courses that have ten times the number of students enrolled in an average course. Correctso, some courses have greater teacher student ration than average courses
C. Some other universities in the state have lower faculty-to-student ratios.
Incorrectnot helpful
D. The average class size at the university varies from department to department.
Incorrect additional info
E. None of the students who complained is willing to pay increased tuition in order to have smaller classes.
Incorrectirrelevant