. (单选题) Why is being a teenager often difficult?(本题2.0分)
A、 Because even though you are not an adult, you must deal with adult problems.
B、 Because even though you are an adult, you must deal with children.s problems.
C、 Because even though you are a teenager, you must do a lot of homework.
D、 Because adults often make them feel stressed.
出自:河南工业大学-大学英语(二)(专升本)