The old woman __________ her son and daughters _______ and see her from time to time.

A．desired; come

B．hoped; to come

C．desired; coming

D．suggested; to come

有以下程序：
void sum(int a[])
a[0]=a[-1)+a[1];
main()
int a[10]=(1,2,3,4,5,6,7,8,9,10；
sum(&a[2])；
printf("%d\n",a[2])；

程序运行后的输出结果是 ______。

A．6

B．7

C．5

D．8