单选题：After inserting number 20 into a binomial queue of 6 numbers { 1

After inserting number 20 into a binomial queue of 6 numbers { 12, 13, 14, 23, 24, 35 }, which of the followings is impossible? @[C](2)

A. the LeftChild link of the node 20 is NULL
B. the NextSibling link of the node 20 is NULL
C. the NextSibling link of node 14 may point to node 20
D. the LeftChild link of node 12 may point to node 14





A.the LeftChild link of the node 20 is NULL
B.the NextSibling link of the node 20 is NULL
C.the NextSibling link of node 14 may point to node 20
D.the LeftChild link of node 12 may point to node 14


答案：C