The weight training room at the HPER building on the UNO campus is always very busy between the hours of 5:00 pm and 7:00 pm. In fact, it is so busy that there simply are not enough stairmaster and stationary bicycle machines to meet demand during this two-hour period. As a result, management is inundated with many complaints about the limited number of machines available. To solve this problem, management has asked that users of these machines to limit their workouts to 30 minutes per machine. This has met with limited success since many people continually violate the 30-minute limit. Having taken ECON2200, which of the following proposals correctly identifies the economic problem and offers the best economic solution to this problem? Since this is a "public goods" problem, student fees should be increased on tuition bills to limit usage of the facility. Since exercise improves labor productivity, the UNO should solicit donations from local area employers so it can purchase additional stairmasters and stationary bicycles, Since this is a "common good hould be required a purchase an access pas ility between the hours of 5:00 pm