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: Social & Preventive Medicine
Dehydration in a child with diarrhoea, thirst present, tears absent is 
Select and explain. 
A. Moderate, B. Mild, C. Severe, D. None
A: Moderate
Answer: A: Moderate 
Explanation: None