This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Miscellaneous, Subject name: Social & Preventive Medicine
Example of disability limitation: 
Select and explain. 
A. DOTS, B. Quit smoking, C. BCG vaccine, D. Spectacles for refractory error
D: Spectacles for refractory error
Answer: D: Spectacles for refractory error 
Explanation: Ans. (d) Spectacles for refractory errorDISABILITY LIMITATION* Tertiary level of prevention when patient reports late in Pathogenesis phase* Prevent transition if disease from impairment to handicap* Spectacles in refractive error stabilizes visual acuity (Disability limitation) and provides visual clarity (Rehabilitation) too