以下程序的输出结果是（）。int main(){int a[3][4] = {1, 3, 5, 7, 9, 11, 13, 15, 17, 19, 21, 23};int (*p)[4] = a, i, j, k = 0;for(i = 0; i < 3; i++)for(j =0; j < 2; j++)k += *(*(p + i) + j);printf("%d\n", k);return 0;}

A. 108
B. 68
C. 60
D. 99