​下列对枚举类型的使用的代码中错误的是（）。‎ A: enum {no, yes, none}answer; if (answer == yes) { printf("Yes\n"); } B: enum response{no = -1, yes = 1, none = 0}; enum response answer; C: answer = yes; printf("%d", answer); D: answer = "yes"; printf("%s", answer);

下列对枚举类型的使用的代码中错误的是（）。 A: enum {no, yes, none}answer; if (answer == yes) { printf("Yes "); } B: enum response{no = -1, yes = 1, none = 0}; enum response answer; C: answer = yes; printf("%d", answer); D: answer = "yes"; printf("%s", answer);

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