This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Lens, Subject name: Ophthalmology
Glass blowers cataract is caused due to- 
Select and explain. 
A. Wilson's Disease, B. Myotonic Dystrophy, C. Infrared radiation, D. Congenital Rubella
C: Infrared radiation
Answer: C: Infrared radiation 
Explanation: Glassblower's cataracts is formed by many years or decades of exposure to infrared radiation while working in the occupation lf glass blowing, or working close to hot or molten metals such with metal foundry workers or blacksmiths. Ref: Geddes, LA; Roeder, RA (2006). Handbook of Electrical Hazards and Accidents (2nd ed.). lawyers&Judges Publishing Company.p.465.