A、She needs to chew gums when she feels like eating. B、She should exercise more often to keep herself healthy. C、Just forgetting

Carole is a teenage girl. She thinks she is a bit too fat, or rather loo strong. But she doesn’t know how she became that way.(22)Nowadays, people become interested in losing weight because being overweight can bring about many diseases. Carole has made up her mind to follow others’ example and plans to lose weight as well.(23)Sometimes she feels so unhappy without knowing why. At these times, she often goes out to restaurants, bars and supermarkets for food. The things she likes to eat include bread, biscuits, and chocolates. Although she feels very full in her stomach, she can’t stop eating because of the enjoyment she gets.(24)She is a little worried about her behavior and thinks that she might have an unknown disease or an unhealthy mind. With these questions, Carole went to see a doctor. The doctor doesn’t think she has a disease, but suggests that she need self-discipline. People often say " eat less and exercise more," but one needs discipline to. follow this advice. Since Carole says she enjoys eating although she feels very full, the doctor thinks this might be because Carole wants to forget about finishing work or doing a complicated homework assignment. Her feeling of unhappiness could start from something deeper, such as problems with family members or friends.(25)The doctor says that Carole needs to find something that can bring fun to her life. Perhaps she should give up the habit of eating too much, and do something else instead, such as talking to someone over the phone, playing a video game or drinking extra tea. These methods could help Carole change the habit of eating too much and become healthy again.
Questions 22 to 25 are based on the passage you have just heard.
22. In modern times, why do people become interested in losing weight?
23. What will Carole do when she feels unhappy without knowing why?
24. Why does Carole feel worried about her behavior?
25. What is doctor’s solution to Carole’s behavior?