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2-3-4 trees are B-trees of order 4. They are an isometric of _____ trees.
a) AVL
b) AA
c) 2-3
d) Red-Black

1 Answer

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Answer: d
Explanation: 2-3-4 trees are isometric of Red-Black trees. It means that, for every 2-3-4 tree, there exists a Red-Black tree with data elements in the same order.

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