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
CAMP test is positive for? 
Select and explain. 
A. Group A streptococcus, B. Group B streptococcus, C. Group C streptococcus, D. Group D streptococcus
B: Group B streptococcus
Answer: B: Group B streptococcus 
Explanation: Ans. is 'b' i.e., Group B streptococcus