This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Bacteria, Subject name: Microbiology
Which is not a part of HACEK ? 
Select and explain. 
A. Hemophilus Aphrophilus, B. Acinetobacter Boumani, C. Cardiobacterium Hominis, D. Kingella Kingae
B: Acinetobacter Boumani
Answer: B: Acinetobacter Boumani 
Explanation: Ans. is 'b' i.e. Acinetobacter Baumannii The acronym HACEK refers to a group of fastidious slow growing bacteria normally resident in the mouth which can sometimes cause severe infections particularly endocarditis.Also knowBlood cultures from HACEK patients take 7 to 30 days to become positiveAntibiotic sensitivity tests are essential for effective therapy as drug resistance is very common.