With no explanation, chose the best option from "A", "B", "C" or "D". not moot and ruled on the motion for summary judgment. The Tenth Circuit reversed, concluding the case was moot at the time the district court had entered its judgment and therefore the district court lacked jurisdiction to enter judgment in a moot case. 949 F.2d at 1095. Unlike the case before us, Beattie was moot before the district court even ruled on it. The Court of Appeals properly concluded no judgment could enter on an already moot case. In Tosco, the Tenth Circuit addressed only briefly the issue of vacatur. It did not illustrate why vacatur was appropriate in that ease but rather cited two distinguishable Supreme Court eases without explanation of their applicability. 826 F.2d at 948 (citing Iron Arrow Honor Society v. Heckler, 464 U.S. 67, 104 S.Ct. 373, 78 L.Ed.2d 58 (1983) (<HOLDING>); Great Western Sugar Co. v. Nelson, 442 U.S.

A: holding moot the plaintiffs challenge to a universitys requirement that foreign students carry health insurance where named plaintiffs were no longer students at the university
B: holding that universitys new policy against discriminatory acts of allmale honorary society mooted the societys appeal seeking to prevent secretary of health education and welfare from interpreting the law to require the university to ban societys activities from campus
C: holding that corporate sponsors of fireworks on a university campus had no duty to control conduct of third party
D: holding that an identity of interest existed between the university and one of its doctors because the university took steps to provide counsel for the doctor and required that all communications concerning the plaintiffs claim be sent to the universitys risk management attorney or to the doctors counsel
B.