Ascorbic acid is essential for maintaining the following functions in the body.
1. Collagen formation
2. Acts as a co-enzyme
3. Blood clotting
4. Acts as an anti-oxidant
5. Acts as a reducing agent

A. 1, 2 and 4

B. 1, 4 and 5

C. 2, 3 and 5

D. 3, 4 and 5

Answer: Option B