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: Anatomy
Lymph from lower lip-middle part drains directly into: 
Select and explain. 
A. Submandibular nodes, B. Submental nodes, C. Sublingual nodes, D. Preauricular nodes
B: Submental nodes
Answer: B: Submental nodes 
Explanation: None