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: Physiology
About ICF, true is 
Select and explain. 
A. 14 L, B. 20 % of body weight, C. 28 L, D. 33% of body weight
C: 28 L
Answer: C: 28 L 
Explanation: Intracellular Fluid (28L)- 40% Body Weight- 67% TBW.