This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Biostatistics, Subject name: Social & Preventive Medicine
Limits of confidence of a hypothesis determined by- 
Select and explain. 
A. Power factor, B. Level of significance, C. 1-power factor, D. 1-level of significance
D: 1-level of significance
Answer: D: 1-level of significance 
Explanation: .