以下4个程序中，完全正确的是( )。

A．#include ＜stdih＞ main(); {/* programming */ printf("programming!\n");}
B．#include ＜stdih＞ main() {/*/ programming /*/ printf("programming!\n");}
C．#include ＜stdih＞ main() {/*/* programming */*/ printf("programming!\n");}
D．#include ＜stdih＞ main() {/* programming */ printf("programming!\n");}