GATE Computer Science (CS) 2015 Shift 1 Solved Paper

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Question : 17 of 65
 
Marks: +1, -0
Which of the following is/are correct in-order traversal sequence(s) of binary search tree(s)?
I. 3, 5, 7, 8, 15, 19, 25
II. 5, 8, 9, 12, 10, 15, 25
III. 2, 7, 10, 8, 14, 16, 20
IV. 4, 6, 7, 9 18, 20, 25 
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