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: Medicine
[{'content': 'In Parkinsonism, what is not present - \nSelect and explain. \nA. Tremors at rest, B. Past pointing, C. Akinesia, D. Rigidity', 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]