This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Microbiology
Hospital acquired organisms are all except ? 
Select and explain. 
A. Staphylococcus, B. Acinobacter, C. Streptococcus, D. Pseudomonas
B: Acinobacter
Answer: B: Acinobacter 
Explanation: Ans. is 'b i.e., Acinobacter Common hospital acquired infections Bacteria Virus Fungus Protozoa . Staphylococci . HIV . Candida . E. histolytica . Streptococci . HBV . Aspergillus . Plasmodia . E. coli . HCV . Mucor . P. Carinii . Pseudomonas . CMV . Toxoplasma . Proteus . HSV * Klebsiella . Enteroviruses . Enterobacter * Serratia