Cаrmen is а 16-yeаr-оld female whо presents with her mоther. She is sullen and withdrawn while her mother states that her family is concerned about recent weight loss and behaviors. When questioned further, the patient states that she exercises 2-3 hours per day, does not take a day off, and is anxious if she is not able to complete her workout. She admits that she has lost weight but states she is still unhappy bout the way she looks because she has "large hips and thighs." She has decided to start a keto and vegan diet and limits herself to 1100 calories per day in order to lose more weight. She has lost 24 pounds since her last visit and today her BMI is 16.2. She has no signs of clinical depression. You refer her to a psychiatrist for initial diagnosis; however, you anticipate that each of the following is likely to be a part of this patient's treatment plan (choose all which apply):