[Error] request for member 'phone' in something not a structure or union

#include <stdio.h>
#include <conio.h>
#include <stdlib.h>
#define PEOPLE 50
struct _Person
{
char name[80];
char phone[80];
char email[80];
};
typedef struct _Person Person;
int main()
{
Person p[PEOPLE];
char key;
char str[80];
int n=0;
int i;
FILE *file;
while(1)
{
  key = getche();
  printf("\n");
  switch(key)
  {
   case 'i':
    gets(p[n].name);
    gets(p[n].phone);
    gets(p[n].email);
    n++;
    break;
   case 'l':
    for(i=0; i<n; i++)
    {
     printf("%d:\n", i+1);
     printf("%s\n", p.name);
     printf("%s\n", p.phone);
     printf("%s\n", p.email);
     printf("=================\n");
    }
    break;
   case 's':
    gets(str);
    file = fopen(str, "w");
    fprintf(file,"%d\n", n);
    for(i=0; i<n; i++)
    {
     fprintf(file,"%s\t%s\t%s\n", p.name, p.phone, p.email);
    }
    fclose(file);
    break;
   case 'o':
    gets(str);
    file = fopen(str, "r");
    if(file == NULL)
    {
     printf("檔案不存在!\n");
    }
    else
    {
     fscanf(file,"%d", &n);
     for(i=0; i<n; i++)
     {
      fscanf(file,"\n%[^\t]%s%s", &p.name, &p.phone, &p.email);
     }
     fclose(file);
    }
    break;
   case 'q':
    return 0;
   default:
    printf("輸入錯誤\n");
  }
  system("pause");
  system("cls");
}
return 0;
}