java .Thank u

Styles 2) Complete the method named mirror that alters the tree so that the final tree is a mirror image of the original tree. For example, if we use on this method on the tree shown on the left, we end up with the tree shown on the right. (NOTE: You will need a helper method here.) B B D E F E D G G 3) What is the difference of a binary tree and a tree? 4) What is a binary search tree? 5) What do all the delete cases have in common