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
Forward movement of mandible is done by: 
Select and explain. 
A. Lateral pterygoid, B. Medial pterygoid, C. Tern poralis — anterior fibers, D. Temporalis — posterior fibers
A: Lateral pterygoid
Answer: A: Lateral pterygoid 
Explanation: None