ASSISGNMENTS 1. Mark the following statements as true or false. a. A binary tree must be nonempty. b. The level of the root node is O c. If a tree has only one node, the height of this tree is 0 because the number of levels is ?. d. The inorder traversal of a binary tree always outputs the data in ascending order 2. Consider the following binary tree - 60 10 30 a. The tree's root? b. Parents? c. Children of the parents in the part b? d. Sibling? e. Ancestors of 50? f. Descendants of 20? g. Leaves? 3. What is the height of the tree shown in problem no 2. 24