有以下程序：
#include ＜stdio.h＞
main()
FILE *fp; int k,n,a[6]= 1,2,3,4,5,6;
fp= fopen("d2.dat","w");
fprintf(fp,"%d%d%d\n",a[0],a[1],a[2]);fprintf(fp,"%d%d% d\n",a[3],a[4],a[5]);
fclose(fp);
fp=fopen("d2.dat","r");
fscanf(fp,"'%d%d",＆k,＆n); printf("%d %d\d",k,n);
fclose(fp);

程序运行后输出的结果是( )。

A．12
B．14
C．123 4
D．123 456