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: Psychiatry
[{'content': 'Hypomimia is ? \nSelect and explain. \nA. Decreased ability to copy, B. Decreased execution, C. Deficit of expression by gesture, D. Deficit of fluent speech', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ans. C. Deficit of expression by gestureHypomimiaHypomimia or amimia is a deficit or absence of expression by gesture or mimicry.This is usually most obvious as a lack of facial expressive mobility (mask - like facies).This is a feature of frontal subcoical disease.', 'role': 'assistant'}]