1. A 5-year-old boy was brought to the clinic by his m other because of a localized, crusted lesion on his left leg. The m other reported that 3 days earlier, the boy had been bitten by his pet dog. A...

1. A 5-year-old boy was brought to the clinic by his m other because of a localized, crusted lesion on his left leg. The m other reported that 3 days earlier, the boy had been bitten by his pet dog. A purulent discharge from the lesion was found to contain m any sm all gram -negative coccobacilli. Which of the follow ing correctly pairs the m ost likely o ending pathogen w ith the appropriate treatm ent? A. Staphylococcus epiderm idis: oxacillin B. Clostridium di cile: m etronidazole C. Klebsiella pneum oniae: vancomycin D. Serratia m arcescens: erythromycin E. Pasteurella m ultocida: penicillin G