This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Hospital waste and disaster management, Occupational health, Subject name: Social & Preventive Medicine
Which of the following disease is NOT liable for extended sickness benefit for 309 days - 
Select and explain. 
A. Leprosy, B. Aplastic anemia, C. Immature cataract with vision 6\/60 or less, D. Mental disease
B: Aplastic anemia
Answer: B: Aplastic anemia 
Explanation: Extended sickness benefit is for a duration of 2 years. It include 34 diseases.Aplastic anemia is not applicable for extended sickness benefit(REF. PARK&;S TEXTBOOK OF PREVENTIVE AND SOCIAL MEDICAL 21ST EDITION. PAGE NO - 757)