n a parse tree, the root node always represents a ____ symbol.

In a Binary Expression Tree, what type of nodes are the leaf nodes typically?a)Rootsb)Operandsc)Operatorsd)Parentheses

n a Binary Expression Tree, which node represents an operator, such as addition or subtraction?a)Root Nodeb)Operand Nodec)Internal Noded)Operator Node

The number of edges from the root to the node is called __________ of the tree

Which of the following represents the Postorder Traversal of a Binary Tree?*1 pointA) Left -> Root -> RightB) Right -> Left -> RootC) Left -> Right -> RootD) Right -> Root -> Left

n a BST, if a node has no children, it is known as a ______.