根据下面的定义,能输出字母M的语句是________。 struct person{ char name[9];int age;};struct person class[10]={"John",17, "Paul",19,"Mary",18, "Adam",16};

A. printf("%c\n",class[3].name);
B. printf("%c\n",class[3].name[1]);
C. printf("%c\n",class[2].name[1]);
D. printf("%c\n",class[2].name[0]);