Determine what alerted the pathologist to the possibility that Patient A was likely misdiagnosed, and that he had a bacterial illness rather than cancer.

A. The fact that a second family member developed the same signs and symptoms as Patient
B. The fact that tissue samples from Patient A showed bacterla when examined using standard culture methods.
C. The fact that Patlent A recovered well after being given intravenous antiblotics.
D. The fact that Patlent A had a fever and an elevated white blood cell count. but a low platelet count
E. The fact that Patient responded very well to antiblotics but not to regular chemotherapy medications.