Although real estate values in the rural village of Cornville have dropped because of the new unavailability of medical facilities, prices will not stay low for long. In the five years since the closure of a hospital in the city of Scoville, property values have gradually returned to the levels they held before the closure of the hospital.
Which of the following, if true, most seriously weakens the argument?
【选项】
Many residents of Cornville are planning to invest in more health insurance than they had before the medical facilities shut down.
选项是否正确？