Question 1: [2 points] Based on the binary tree in Figure 1, please answer the questions a. List all possible replacements for node 5 if we delete node 5. b. Find the balance factor (BF) for node 10 (show your work for full credit). c. Indicate whether the tree is balanced or not based on the BF, with an explanation. d. What is the - The most-left node - The most-right node e. List all the following: - All internal nodes - All leaf nodes f. - All ancestors of 7 - All descendants of 12