题目6单选题
20.下面代码的执行结果是(). a=123456789 b="*" print("{0:{2}>{1},}\n{0:{2}^{1},}\n{0:{2}<{1},}".format(a,20,b))A. *********123,456,789 ****123,456,789***** 123,456,789*********B. *********123,456,789 123,456,789********* ****123,456,789*****C. ****123,456,789***** 123,456,789********* *********123,456,789D. ****123,456,789***** *********123,456,789 123,456,789*********