![](https://cos-cdn.shuashuati.com/pipixue-wap/2020-1230-1107-56/ti_inject-812ce.png)
在双向循环中,在 p 指针所指的结点后插入 q 所指向的新结点,其修改指针的操作是
A.
p -> next=q; q -> prior=p; p -> next -> prior=q; q -> next=q
B.
p -> next=q; p -> next -> prior=q; q -> prior=p; q -> next=p -> next
C.
q -> prior=p; q -> next=p -> next; p -> next -> prior=q; p -> next=q
D.
q -> prior=p; q ->next =p -> nex t ; p -> next=q; p -> next -> prior=q