If we traverse the Binary Search Tree of the figure below in postorder, and print the key values that are greater than 12 but less than 20, the output is: 9 (a) 13, 16, 18, 19, 17, 15 b) 13, 15, 16, 17, 18, 19 (c) 15, 13, 17, 16, 19, 18 d) 15, 17, 13, 16, 19, 18 e) none of the above 10 12 11 13 15 16 17 18 19 Figure 1: Figure for Part I, Qn. 4 20

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If we traverse the Binary Search Tree of the figure below in postorder, and print the key values that
are greater than 12 but less than 20, the output is:
9
(a) 13, 16, 18, 19, 17, 15
(b) 13, 15, 16, 17, 18, 19
(c) 15, 13, 17, 16, 19, 18
(d) 15, 17, 13, 16, 19, 18
(e) none of the above
10
12
11
13
15
16
17
18
19
Figure 1: Figure for Part I, Qn. 4
20
Transcribed Image Text:If we traverse the Binary Search Tree of the figure below in postorder, and print the key values that are greater than 12 but less than 20, the output is: 9 (a) 13, 16, 18, 19, 17, 15 (b) 13, 15, 16, 17, 18, 19 (c) 15, 13, 17, 16, 19, 18 (d) 15, 17, 13, 16, 19, 18 (e) none of the above 10 12 11 13 15 16 17 18 19 Figure 1: Figure for Part I, Qn. 4 20
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