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: Biochemistry
[{'content': 'RNA polymerase does not require : \nSelect and explain. \nA. Template (ds DNA), B. Activated precursors (ATP, GTP, UTP, CTP), C. Divalent metal ions (Mn2+, Mg2+), D. Primer', 'role': 'user'}, {'content': 'Answer: D \nExplanation: D i.e. Primer', 'role': 'assistant'}]