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: Dental
[{'content': 'During restoration, mechanical exposure of mesiobuccal\npulpal\thorns\tin\tthe\tprimary\tmax.\t1st\tmolar\twith\nmoderate caries lesion on the mesial. Distal surfaces,\nthe treatment now should be: \nSelect and explain. \nA. Pulp capping-with dycal-restore with silver amalgam, B. Pulpotomy-restore with stainless-steel crown, C. Pulpectomy-restore with stainless-steel crown, D. Pulp\tcapping-with\tdycal-restore\twith\tstainless\tsteel crown.', 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]