A13 month old Meena with 8kg weight presents at the hospital with bilateral Pearly whi, a foamy, triangular spots Conjunctiva in both the eyes. a) What is this sign called? Which nutrient deficiency causes this condition? b) Name the National Program to prevent the above condition. c) What strategies are there in the programme to prevent this condition in children? d) Which vaccine should be given to prevent the condition? ) Name four rich sources of above nutrien. Name a food item fortified with this nutrient