Question

    Which traversal method visits the root node first in

    trees?
    A Inorder Correct Answer Incorrect Answer
    B Preorder Correct Answer Incorrect Answer
    C Postorder Correct Answer Incorrect Answer
    D Level-order Correct Answer Incorrect Answer
    E Spiral-order Correct Answer Incorrect Answer

    Solution

    Preorder traversal visits root, then left subtree, then right subtree.

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