单选题 以下程序的运行结果是______。
#include＜stdio.h＞
Struct St
{
int n;
float x;
}*p;
int main()
{
struct st arr[5]={{10, 5.6}, {12, 7.1}, {14, 6.7}, {16, 6.2}, {18, 6.9}};
p=arr;
printf("%d/n", ++p-＞n);
p++;
printf("%d, %.2f/n", p-＞n, p-＞x);
return 0
}
A．
B．
C．
D．