Match the following Columns:

Column I	Column II
a. Sodium benzoate	1. Chelating agent
b. Pectin	2. Preservative
c. Citric acid	3. Buffer
d. EDTA	4. Stabilizer

A. a-1, b-2, c-3, d-4

B. a-2, b-4, c-3, d-1

C. a-1, b-2, c-4, d-3

D. a-4, b-2, c-1, d-3

Answer: Option B