题目3单选题
阅读下面的代码,判断选择执行结果( ) a = [1, 2, 3, 4] c = a.copy() b = a a.append(5) print(a) print(b) print(c) print(a is b) print(a is c)A. [1, 2, 3, 4, 5] [1, 2, 3, 4] [1, 2, 3, 4] True FalseB. [1, 2, 3, 4, 5] [1, 2, 3, 4, 5] [1, 2, 3, 4] True FalseC. [1, 2, 3, 4, 5] [1, 2, 3, 4, 5] [1, 2, 3, 4] False FalseD. [1, 2, 3, 4, 5] [1, 2, 3, 4, 5] [1, 2, 3, 4, 5] True True