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
Which of the following is microaerophilic - 
Select and explain. 
A. Campylobacter, B. Vibrio, C. Bacteroides, D. Pseudomonas
A: Campylobacter
Answer: A: Campylobacter 
Explanation: Microaerophilic: Require small amount of oxygen (5%) e.g. Campylobacter, Helicobacter and Mycobacterium bovis.