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
[{'content': 'A child is presenting with watery stools, gram staining is showing comma shaped bacilli. The isolated organism will show which type of motility- \nSelect and explain. \nA. Tumbling, B. Darting, C. Gliding, D. Stately', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'b' i.e., Darting * Water diarrhea by comma shaped bacilli is suggestive of V. cholerae infection.* V. cholerae shows darting motility.", 'role': 'assistant'}]