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2026 Spring · Subject A · Q6
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In the binary search tree, insert a new node of value 11. The root is 14, with left child 7 and right child 16. Node 7 has children 3 and 12; node 12 has children 10 and 13. Node 16 has right child 20; node 20 has children 18 and 23. The choices identify four possible insertion positions.
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