This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Pediatrics, Subject name: Social & Preventive Medicine
Breast milk is deficient in w hich vitamin - 
Select and explain. 
A. Vitamin A, B. Vitamin B1, C. Vitamin K, D. VitaminC
C: Vitamin K
Answer: C: Vitamin K 
Explanation: Ans. is 'c' i.e., Vitamin K o Exclusive breasfed infants may have folfowine deficiencies -i) Vit Bl2 (if mother is strict vegetarian)ii) Vit Diii) Fluorideiv) Vit K"Breastfed infants are protected as the breastmilk contains adequate amounts of vitamin C, except when the mother is deficient in Vitamin C".-- O. P. Ghai 127