Rickets and night-blindness are caused by the deficiency of ______ and ______, respectively.
A.Vitamin B1, Vitamin C
B.Vitamin E, Vitamin A
C.Vitamin D, Vitamin A✓ Correct
D.Vitamin D, Vitamin C
Explanation
Rickets is caused by deficiency of Vitamin D, which is essential for calcium absorption and bone development. Night blindness is caused by deficiency of Vitamin A, which is necessary for the production of rhodopsin in the eye.
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