Detailed explanation and options for the selected question.
Which vitamin deficiency leads to rickets in children, affecting bone development?
A.
Vitamin A
B.
Vitamin D
C.
Vitamin C
D.
Vitamin B12
Explanation:
Vitamin D deficiency causes rickets, leading to weak bones. Vitamin A deficiency affects vision, C deficiency leads to scurvy, B12 deficiency causes anemia.