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
All are true about Shigella except - 
Select and explain. 
A. Large dose is required for infection, B. Associated with hemolytic uremic Syndrome, C. Causes bloody diarrhea with mucus, D. Gut pathology is due to toxin.
A: Large dose is required for infection
Answer: A: Large dose is required for infection 
Explanation: None