Match List-I with List-II and choose the correct answer using the codes given below the lists :
List-I (Vitamin)
A. Vitamin A
B. Vitamin B
C. Vitamin C
D. Vitamin D
List-II (Disease)
1. Beriberi
2. Blindness
3. Rickets
4. Scurvy
Codes :
A B C D

The correct matching of vitamins with their respective deficiency diseases is as follows:

• Vitamin A (Retinol): Its deficiency causes night blindness and xerophthalmia, referred to as Blindness (2) in the list.
• Vitamin B (Thiamine/B₁): Deficiency of Vitamin B₁ leads to Beriberi (1), which affects the nervous and circulatory systems.
• Vitamin C (Ascorbic Acid): Deficiency results in Scurvy (4), characterized by swollen and bleeding gums.
• Vitamin D (Calciferol): Deficiency leads to Rickets (3) in children, causing soft and weak bones.

By matching A-2, B-1, C-4, and D-3, the correct sequence is 2 1 4 3, which matches option B.