: 2、某双向链表中，结点结构为prior，data，next。那么删除p指针所指结点时，需要执行语句：p->next->prior=p->prior; ( ); free(p); A:p->prior->next = p->next B:p->next = p->prior C:p->prior = p->next D:p->prior->next = p

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: 2、 某双向链表中，结点结构为prior，data，next。那么删除p指针所指结点时，需要执行语句：p->next->prior=p->prior; ( ); free(p); A:p->prior->next = p->next B:p->next = p->prior C:p->prior = p->next D:p->prior->next = p