This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Pharynx, Subject name: ENT
Ludwig's angina arises from: 
Select and explain. 
A. Peritonsillar space, B. Parapharyngeal space, C. Submandibular space, D. Sublingual space
C: Submandibular space
Answer: C: Submandibular space 
Explanation: (c) Submandibular space(Ref. Scott Brown 8th ed. Vol 3; 550)It is a better answer since sublingual space is a part of submandibular space.