Answer:
Margaret could have an eating disorder. Talking negatively about yourself, having a distorted image of yourself, obsessively exercising, and skipping meals are all symptoms of anorexia. You should reccomend she see a professional about this, as it could be serious and lead to big consequences. You could also help her by showing her compassion and care, and allowing her to talk freely around you without feeling judged.
Step-by-step explanation:
Hope this helps.