The second option would result in a pair of identical twins due to both of the children possessing the exact same genes since they both belonged to the same fertilized egg.
Anorexia nervosa is more like nit picking at food, not eating. While bulimia is eating and then making yourself throw up which can cause permanent damage. Binge eating disorder is eating an extra amount of food used for coping or you do it because of a mental illness♀️
Stop consuming it is the healthiest way
Postnatal care ?? If it is mother and baby. Hope this helps a bit :)