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
For clinically detectable ascites, the minimal amount of fluid should be 
Select and explain. 
A. 300 cc, B. 600 cc, C. 1 litre, D. 2 litre
A: 300 cc
Answer: A: 300 cc 
Explanation: This is a direct pick from National Boards.