<prompt> Milk is deficient in?Iron and Vit CIron and Vit APhosphorus and Vit CPhosphorus and Vit A  <response>: a. Iron and Vit CRef: Nelsons 20e p 286-290, Ghai 8e p 150-161About the options:IronIron content 1mgL in cow breast milk makes it difficult to maintain body iron meet RDA of infant 8-10mg. Breastfed infants absorb iron 2-3 times more efficiently than infants fed cows milkVit CInfants consuming pasteurized or boiled animal milk are at significant risk of developing Vitamin C deficiencyPhosphorusCows milk is rich in phosphate; So, an infant on a diet rich in cows milk has chances of developing hypocalcemiaVit ABreast milk as well as cows milk contains adequate amounts of Vit A to meet the needs of infantsHence, cows milk is deficient in Iron Vitamin C.Note: Breast milk contains adequate amounts of all vitamins except Vit D, Vit K Vit B12 in strictly vegan mothers. 