One of the Most Resistant Genus and Species of the Enterobacteriaceae

Multiple Choice

One of the most resistant genus and species of the Enterobacteriaceae is a

A) beta-hemolytic, indole-positive, lactose fermenter.
B) swarming, indole-negative, non-lactose fermenter.
C) nonmotile, VP-negative, non-lactose fermenter.
D) VP-positive, nonmotile, indole-negative, lactose fermenter.