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 ratio between the achievement of program activity and the desired level which, the planners had proposed would result from the program is called 
Select and explain. 
A. Effectiveness, B. Efficiency, C. Appropriateness, D. Adequacy
A: Effectiveness
Answer: A: Effectiveness 
Explanation: None