单项选择题

以下程序运行后的输出结果是
#include<stdio.h>
#include<string.h>
struct A
int a; char b[10]; double c; ;
 struct A f(struct A t);
main()
struct A a=1001, "ZhangDa", 1098.0;
 a=f(

A.; printf("%d, %s, %6.1f\n", a.a, a.b, a.c);

struct A f(st