1. Write a binary tree class that implements a binary tree of Number objects to record the following structure. 55-66, 11 11 - 22,33 33 49, 89 89-34, 64 64-67 66 - 102, 203 a. Draw the tree b. The class should include functions that perform the following tree traversal strategies: i. pre-order traversal ii. post traversal iii. in order traversal