question: Q:A 43-year-old Caucasian male spent the past month on a business trip in the Caribbean. Two weeks following his return, he began experiencing diarrhea, pain in his abdomen, and a headache. He presents to the hospital and is noted to be febrile with prominent rose-colored spots on his chest and abdomen. Following recovery, the patient may become a carrier of the bacteria with the bacteria heavily localized to the:? 
  {'A': 'Gallbladder', 'B': 'Spleen', 'C': 'CD4 T-helper cells', 'D': 'Lungs', 'E': 'Sensory ganglia'},