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
Microbes with Et, Eh and EP strains: 
Select and explain. 
A. E. coli, B. Mycobacterium, C. Shigella, D. Neisseria
A: E. coli
Answer: A: E. coli 
Explanation: Ans. is (a) E. coli