以下程序的输出结果是( )。
main()
int c=35；printf(¨%d\n"，c&c)；

A．char str1()="12345",str2()=¨abcdef"；strcpy(str1 str2)；
B．char str[10]，*st="abcde"；strcat(str，sf);
C．char str[10]=" "，*st="abcde"；strcat(str，sf);
D．char*st1="12345"，st2="abcde"；strcat(st1,st2);

A．#include
main()
/*programming*/
printf("programming!\n");
B．#include
main()
/*/programming/*/
printf(¨programming!\n");
C．#include
main()
/*/*programming*/*/
printf("programming!\n");
D．include
main()
/*programming*/
printf("programming!\n");