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': 'Stearic acid is added in impression compound for \nSelect and explain. \nA. Increased Plasticity Of Material, B. Increased Flow Of Material, C. Decreased Flow Of Material, D. Decreased Plasticity Of Material', 'role': 'user'}, {'content': 'Answer: A \nExplanation: None', 'role': 'assistant'}]