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Mr. Dubey • 52.26K Points
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Q. For the tree below, write the pre-order traversal.

(A) 2, 7, 2, 6, 5, 11, 5, 9, 4
(B) 2, 7, 5, 2, 6, 9, 5, 11, 4
(C) 2, 5, 11, 6, 7, 4, 9, 5, 2
(D) none
Correct : Option (A)

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