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If the Postorder Traversal of an Expression Tree Is 8

Question 64

Multiple Choice

If the postorder traversal of an expression tree is 8, 2, +, 5, /, what is the preorder traversal?

A) +, /, 8, 2, 5
B) /, +, 8, 2, 5
C) 8, +, 2, /, 5
D) /, +, 2, 8, 5

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