A common misconception is that university hospitals are better than community or private h

ospitals. In fact, university hospitals have a lower survival rate for patients than do other hospitals. From this it seems clear that the quality of care at university hospitals is lower than that at other hospitals. Which of the following, if true, most forcefully undermines the argument of the passage above？

A．Many doctors divide their working hours between a university and a community or private hospital.

B．Doctors at university hospitals often earn less than doctors at private hospitals.

C．University and community hospitals often cannot afford the elaborate facilities of private hospitals.

D．The emphasis at many university hospitals is on pure research rather than on the treatment and care of patients.

E．The patients who seek help at university hospitals are usually more seriously ill than those at private or community hospitals.