Refer to the given Venn diagram and select the correct statement regarding X, Y and Z.

Options

A. Deficiency of X and Y causes night blindness and scurvy, respectively.
B. X helps in the normal growth of bones in children while Y keeps reproductive system healthy.
C. Deficiency of Z causes pellagra.
D. Y is a group of several vitamins (i.e., vitamin complex).

Answer

B

Explanation

In the given Venn diagram X, Y and Z represent vitamin D, vitamin E or vitamin A and vitamin K, respectively. Deficiency of vitamin A causes night blindness and deficiency of vitamin C causes scurvy. Pellagra is caused by deficiency of vitamin `B_3`. Vitamin B is a group of several vitamins like `B_1, B_2, B_3, B_6`, `B_(12)` and folic acid and is known as vitamin B-complex.