The two different quotes are used in different countries or regions mainly as a tradition or for convenience. Most countries or regions including China use the direct quote, but the United States and Britain use the indirect quote.
【正确答案】：各个国家或地区会因为各自习惯的不同或为方便起见来选择使用这两种标价方法。包括中国在内的大部分国家都选用直接标价法，而美国和英国则采用间接标价法。
