Q30
In an AVL tree, what condition triggers a double rotation?
A.
When a node's height is greater than its parent.
B.
When a node's balance factor is -3 or +3.
C.
When a node's balance factor is -1 or +1.
D.
When a node's balance factor is -2 or +2.
AnswerAnswer: Option D
Solution
Answer: Option D
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