Question ID:PT75 S3 Q13 Passage:University administrator:  Graduate students incorrectly claim that teaching assistants should be considered university employees and thus entitled to the usual employee benefits. Granted, teaching assistants teach classes, for which they receive financial compensation. However, the sole purpose of having teaching assistants perform services for the university is to enable them to fund their education. If they were not pursuing degrees here or if they could otherwise fund their education, they would not hold their teaching posts at all. Stem:Which one of the following, if true, most seriously weakens the administrator's argument? Correct Answer Choice:CChoice A:The administrator is cognizant of the extra costs involved in granting employee benefits to teaching assistants. Choice B:The university employs adjunct instructors who receive compensation similar to that of its teaching assistants. Choice C:The university has proposed that in the interest of economy, 10 percent of the faculty be replaced with teaching assistants. Choice D:Most teaching assistants earn stipends that exceed their cost of tuition. Choice E:Teaching assistants work as much and as hard as do other university employees.