Celia and Alana are roommates. Celia has noticed that Alana…

Celia and Alana are roommates. Celia has noticed that Alana has lost a significant amount of weight over the course of the spring semester and that her eating habits have changed. She’s noticed that on most days Alana eats an orange for breakfast, a small bowl of salad with no salad dressing and a small piece of grilled chicken for lunch, and a cup of plain yogurt for dinner. Sometimes Alana will cook dinner for Celia and friends, but she rarely eats what she cooks. Alana has also increased her time at the gym, and she recently shared with Celia that she has not had her period in four months.Alana is most likely struggling with _____.