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
Head gear should not be prescribed in which of the following situation 
Select and explain. 
A. Facial asymmetry is severe, B. The mandibular plane angle is high, C. There is no chance that the head gear will be worn, D. Posterior movement of mandible teeth is necessary
C: There is no chance that the head gear will be worn
Answer: C: There is no chance that the head gear will be worn 
Explanation: None