题目

Are you good with money? Do you get pocket money from your parents or do you work to make money? Read on to find out about British teenagers and their money! Pocket money Most teenagers in Britain receive pocket money from their parents. They might have to do some housework to get pocket money, including cleaning, cooking, washing dishes and so on. Part-time work A part-time job is a choice for teenagers who don’t have pocket money or who want to get extra money. About 15% teenagers have a job. Only children over the age of 13 can work. Popular part-time jobs for teens include baby给出四个条件：A:b＞0＞a，B:0＞a＞b，C:a＞0＞b，D:a＞b＞0，能推得成立的是________