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
Witches chin is not associated with? 
Select and explain. 
A. Ptosis of mentalis muscle, B. Long term edentulous mandible without denture, C. Loss of muscle attachment, D. Increased vertical dimensions
D: Increased vertical dimensions
Answer: D: Increased vertical dimensions 
Explanation: None