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
The assessment or measurement of the quality of care and the implementation of any necessary changes to either
maintain or improve the quality of care rendered is 
Select and explain. 
A. Quality Assessment, B. Quality Assurance, C. Quality Planning, D. Guidelines
B: Quality Assurance
Answer: B: Quality Assurance 
Explanation: None