A Lesion from an Individual That Works in a Research

Multiple Choice

A lesion from an individual that works in a research laboratory is cultured and reveals a "fried egg" appearance with a dark center when grown on blood agar after 48 hours of incubation.The organism is nonmotile,indole,catalase,oxidase,and nitrate negative.Which of the following organism was isolated?

A) Streptobacillus sp.
B) Actinobacillus sp.
C) Aggregatibacter aphrophilus
D) Cardiobacterium sp.