Which vitamin is required for the absorption of calcium from the gut?

Q. Which vitamin is required for the absorption of calcium from the gut?
A. Vitamin-K
B. Vitamin-B
C. Vitamin-D
D. Vitamin-E
Answer: Vitamin-D

A. Vitamin-K
B. Vitamin-B
C. Vitamin-D
D. Vitamin-E
Answer: Vitamin-D