Multiple choice Which of the following statements is wrong about trees? A binary tree is the one in which the internal nodes have atmost two children. File system in unix OS make use of trees. In a complete binary tree, the number of internal nodes is 1 less than the number of leaves. In a binary tree, the number of internal nodes is greater than the number of leaves. A tree with n nodes can have a maximum height n -1. Reveal answer Fill a bubble to check yourself D Correct answer Explanation This statement is incorrect.