Diane is a photographer working for a big fashion house in New York. She has a hectic schedule and does not have a regular exercise routine. She often ends up skipping meals, and then gorges on fast foods that are usually high in fats and carbohydrates. This makes her feel guilty. She then rushes to the washroom and makes herself vomit to get rid of the food. What eating disorder is Diane likely to have? Diane is most probably suffering from____.