This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Metabolism of nucleic acids, Subject name: Biochemistry
[{'content': 'Defect Xeroderma pigmentosum includes \nSelect and explain. \nA. Mismatch repair, B. Base excision repair, C. Nucleotide excision repair, D. All of the above', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Question repeated', 'role': 'assistant'}]