Paul Schumer and Jim Miller, two analysts at a research institute, discuss the rising costs of higher education in their country. Paul feels that escalating tuition fees in colleges and universities are indicative of a bubble in the higher education market. According to Jim, however, the rising costs are the result of better quality education being provided by the institutions in recent years. Which of the following, if true, will weaken Paul's argument? A. Fewer students are opting to enroll in higher education courses. B. Some universities are relying on inflated placement figures to attract students. C. The government agency that provides accreditation to colleges has been accused of corruption. D. The number of foreign students enrolling in domestic universities has increased steadily in the last three years. E. A recent survey reveals that a large number of domestic workers have emigrated due to a lack of job opportunities in the country.