Theresa is a 17-year-old high school student who gained 20 pounds her junior year of high school when she quit the girls' soccer team and joined the debate team. she is 5 feet 2 inches tall and weighs 154 pounds. she has been monitoring her food intake for 2 weeks and reports eating about 1600 kcalories a day. although her weight is stable at this calorie level, she would like to lose weight. she notes that she does not get regular exercise and wants to become more physically fit. she comes to you for a diet and exercise program that will her achieve her goals.