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: Dental
Gelation temperature of agar is between 
Select and explain. 
A. 20°C to 25°C, B. 27°C to 33°C, C. 37°C to 50°C, D. 55°C to 60°C
C: 37°C to 50°C
Answer: C: 37°C to 50°C 
Explanation: None