以下程序运行后输出的结果是( )。#include #include void f(char p[][10],int n){ char t[20]; int i,j; for(i=0;i0) { strcpy(t,p[j]); strcpy(p[j],p[j+1]); strcpy(p[j+1],t); }}int main(){ char p[][10]={"abc","aabdf","abbd","dcdbe","cd"}; f(p,5); printf("%d\n",strlen(p[0])); return 0;}

A. 6
B. 5
C. 4
D. 3