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
About psedomonas. All are true except 
Select and explain. 
A. Strict aerobes, B. Can grow in disinfectants in hospital, C. Infection is mostly due to endogenous source, D. Most common organism in burn patient
C: Infection is mostly due to endogenous source
Answer: C: Infection is mostly due to endogenous source 
Explanation: None