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: Forensic Medicine
[{'content': "In polygraph test 'GSR' stands for: Karnataka 11 \nSelect and explain. \nA. Guilt Score Reaction, B. Galvanic Skin Reaction, C. Galvanic Sensor Reaction, D. Guilt Sensitivity Reaction", 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ans. Galvanic Skin Reaction', 'role': 'assistant'}]