Concept:The Mid-Day Meal (MDM) scheme is a government program that provides nutritious meals to school children, with the core aims of boosting school participation and fighting malnutrition.Explanation:The scheme works as an incentive: a free meal encourages parents to send their children to school, thereby increasing both enrolment and regular attendance. At the same time, the meal is designed to be nutritious, directly addressing the problem of malnutrition among children. Other goals like avoiding mental sickness or communicable disease are not the primary objectives listed for MDM.Answer:Option B – increase school enrolment, increase school attendance, address malnutrition.