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
Parenteral nutrition is best given through - 
Select and explain. 
A. Femoral vein, B. Saphenous vein, C. Subclavian vein, D. Cephalic vein
C: Subclavian vein
Answer: C: Subclavian vein 
Explanation: None