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': 'Crosslinking in denture base resin is contributed by: \nSelect and explain. \nA. Glycol dimethacrylate, B. Benzoyl peroxide, C. N-Para toluidine, D. Methyl methacrylate', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Composition of Heat activated denture base resin\nLiquid:\n\nMonomer – MMA\nPlasticizer – Dibutyl phthalate\nCross-linking agent – Ethylene glycol dimethacrylate\nInhibitor – Hydroquinone (0.006%).', 'role': 'assistant'}]