单项选择题

有下列程序:
void sort(int a[], int n)
{ int i, j, t;
for(i=0; i<n-1; i++)
for(j=i+1; j<n; j++)
if(a[i]<a[j]){t=a[i]; a[i]=a[j]; a[j]=t; }
}
main()
{int aa[10]={1, 2, 3, 4, 5, 6, 7, 8, 9, 10}, i;
sort(aa+2, 5);
for(i=0; i<10; i++) printf("%d, ", aa[i]);
printf("\n");
}
程序运行后的输出结果是______。

A.1,2,3,4,5,6,7,8,9,10,
B.1,2,7,6,3,4,5,8,9,10,
C.1,2,7,6,5,4,3,8,9,10,
D.1,2,9,8,7,6,5,4,3,10,