This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Miscellaneous General Anesthesia, Subject name: Anaesthesia
Dose of thiopentone is? 
Select and explain. 
A. 2.50%, B. 5%, C. 2%, D. 3%
A: 2.50%
Answer: A: 2.50% 
Explanation: ANSWER: (A) 2.5%REF: Miller 6th ed p. 345Dose of thiopentone is 2.5%