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: Social & Preventive Medicine
Desks provided with table top to prevent neck problems is an example of: 
Select and explain. 
A. Primordial prevention, B. Primary prevention, C. Specific protection, D. Disability limitation
B: Primary prevention
Answer: B: Primary prevention 
Explanation: Primary prevention