Match List-I with List-II and select the correct answer:

List-I (Organic Acid)	List-II (Natural Source)
a. Formic acid	1. In milk
b. Lactic acid	2. In red ants
c. Tartaric acid	3. In tamarind
d. Glumatic acid	4. In wheat

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

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

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

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

Answer: Option A