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
Streptococci with butterscotch or caramel odour is 
Select and explain. 
A. S.pyogenes, B. S.agalactiae, C. S.pneumoniae, D. S.angionosus
D: S.angionosus
Answer: D: S.angionosus 
Explanation: S.angionosus produce small colonies which give off a distinct odour of butterscotch or caramel.