[单选题]若有以下程序#include void fun(int a[],int n){　int t,i,j;

A2,9,4,7,6,5,8,3,10,1,

B10,9,8,7,6,5,4,3,2,1,

C10,1,8,3,6,5,4,7,2,9,

D1,10,3,8,5,6,7,4,9,2,