根据下面的结构体类型及其结构数组的定义，值等于'A'的表达式是（ ）
struct season
{
char name[10];
int day;
};
struct season s[4]={"Spring",90," Summer",91,"Autumn",92,"
Winter",92};
s[3].name[0]
s[3].name
s[2].name
s[2].name[0]