单选题：Insert { 18, 15, 8, 16, 17, 2 } one by one into an initially emp

Insert { 18, 15, 8, 16, 17, 2 } one by one into an initially empty AVL tree. Which of the following statements is false?

@[A](3)

A. 8 is the root
B. 16 and 18 are siblings
C. 2 is the left child of 8
D. 15 is the parent of 17



A.8 is the root
B.16 and 18 are siblings
C.2 is the left child of 8
D.15 is the parent of 17


答案：A