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
In a patient with competent lips together at rest, the lip
line is opposite the tips of the upper incisors. The lip line is then described as 
Select and explain. 
A. Average, B. High, C. Incomplete, D. Low
D: Low
Answer: D: Low 
Explanation: None