This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Pathology
[{'content': 'Not included in type-I nutrient element \nSelect and explain. \nA. Mg, B. Ca, C. Zn, D. K', 'role': 'user'}, {'content': "Answer: C \nExplanation: Type 1 nutrients Type 2 nutrients All VitaminsMost Trace Elements Iron IodineCopper SeleniumCalciumNitrogenSulphurEssential Amino Acids SodiumMagnesiumPhosphorusZinc Water (Refer: OP Ghai's Essential of paediatrics, 8thedition, pg no: 78)", 'role': 'assistant'}]