题目内容

已知有一单链表,结点node的声明如下。现在有一指针p指向单链表中的某个结点,如果要使得指针p指向下一个结点,应该执行语句( )。struct node{ int data; int *next;};

A. p->next = p->next;
B. p->next = p;
C. p = p;
D. p = p->next;

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