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
Patient pays a stipulated amount of money towards the treatment is termed 
Select and explain. 
A. Deductible, B. Coinsurance, C. Fee for service, D. Third party payment
A: Deductible
Answer: A: Deductible 
Explanation: None