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': "All of the following are true about Frederich's ataxia except- \nSelect and explain. \nA. Autosomal recessive, B. Spinal cord, dorsal root ganglion cell are primarily involved, C. Weakness in lower limbs, D. Plantar flexor response", 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]