2a) What is the worst-case time complexity of most AVL functions? Explain the reason in a couple of sentences. [3 points) -> -> b) Here is the code from percolateDown. Briefly explain the functionality of each section that is underlined. 16 points] while(bubbleDown && hole * 2 c) Draw the array representation of this binary tree. 17 points] 8 9 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16