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: Surgery
Acrylic splint is given principally to 
Select and explain. 
A. Prevent hematoma, B. Prevent dry socket, C. Prevent Infection, D. All of the above
A: Prevent hematoma
Answer: A: Prevent hematoma 
Explanation: None