Question

When we compose a binary tree through the given preorder sequence, what will be left

child of 6? (Note: Consider 4 as root node)

4, 2, 1, 3, 6, 5, 7​

A. 1
B. 5
C. 7
D. 3

Answer 1

Answer:

C is the correct answer.........................

Answer 2

Answer:

B.5

Explanation:

4

2. 6

1. 3. 5. 7

left child of the 6 is 5