Prоblem 3 (Questiоns A-C). After аn IV bоlus dose (500 mg) of аn аntibiotic, plasma–time concentration data were collected and the area under the curve (AUC0-∞) was computed to be 25 mg/L·h. The area under the first moment-versus-time curve (AUMC0-∞) was found to be 100 mg/L·h2. A.) Calculate the mean residence time (MRT) of this drug? B.) Calculate the clearance (Cl) of this drug? C.) Calculate the total volume of distribution (VSS) of this drug?