Match the following.

List-I (Components)	List-II (Requirements)
a. Calcium (for adults)	1. 20 mg/1000 kcal
b. Fat soluable vitamins	2. 1000 - 1200 mg
c. Calcium (for pregnant women)	3. 600 mg/day
d. Iron	4. 800 μg

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

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

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

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

Answer: Option B