以下四个程序中，完全正确的是( )。
A．#include ＜stdio.h＞
main( );
/* programmlng* /
printf( "programming! \n" );
B．#include ＜stdio.h＞
main( )
/*/programming
printf("programming! \n");
C．#include ＜stdio.h＞
main( )
/*programming* /
printf( "programming! \n" );
D．include ＜stdio.h＞
main ( )
/*/* programming*/*/
printf( "programming! \n" );