This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Parasympathetic System & Glaucoma, Subject name: Pharmacology
[{'content': 'Nerve carrying parasympathetic fibers are - \nSelect and explain. \nA. Cranial nerves 3,5,7,10 & S1-S5, B. Cranial nerves 3,7,9,10 & S1-S5, C. Cranial nerves 5,5,7,10 & S1-S5, D. Cranial nerves 3,5,7,10 & S1-S5', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Parasympathetic fibers- 3rd ,7th 9th, 10th, S2, S3, S4 carry sacral outflow of the parasympathetic system to the distal pa of digestive tract and other pelvic viscera.', 'role': 'assistant'}]