Question: Given the following tree, what would be the nodes if traversed using preorder after deleting 4. 9 4 (17) 3 6 22) 5 7 (20)

Given the following tree, what would be the nodes if traversed using preorder after deleting 4. 9 4 (17) 3 6 22) 5 7 (20) O a. 3 5 6 7 9 17 20 22 O b.9 3 6 5 7 17 22 20 Oc3 6 7 5 20 9 17 22 O d. 3 7 6 5 20 22 17 9
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