What is the output of the following program?
#include <stdio.h>
int tmp=20;
main( )
{
printf("%d ",tmp);
func( );
printf("%d ",tmp);
}
func( )
{
static int tmp=10;
printf("%d ",tmp);
}

A

20 10 10

B

20 10 20

C

20 20 20

D

10 10 10