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
True statement about Green stick impression compound is 
Select and explain. 
A. Its melting point is 50 degree Celsius to 51.1 degree Celsius., B. It’s a type 1 impression compound, C. It is a higher fusing material also called as tray compound, D. Both 1st and 2nd statements are true.
D: Both 1st and 2nd statements are true.
Answer: D: Both 1st and 2nd statements are true. 
Explanation: None