Consider the following statements in the context of interventions being undertaken under Anaemia Mukt Bharat Strategy : 1. It provides prophylactic calcium supplementation for pre-school children, adolescents and pregnant women. 2 . It runs a campaign for delayed cord clamping at the time of childbirth. 3. It provides for periodic deworming to children and adolescents. 4. It addresses non-nutritional causes of anaemia in endemic pockets with special focus on malaria, hemoglobinopathies and fluorosis. How many of the statements given above are correct?