A node and all of its descendants form a subtree rooted at the node.Group of answer choicesTrueFalse

In a weight-balanced tree, the _____ of a node is defined as the number of nodes in its left subtree divided by the number of nodes in its right subtree.

In ________balance factor of a node is the difference between the left subtree and the right subtree.

The majority of American citizens are descendants of immigrants.Group of answer choicesTrueFalse

The ancestors of vertex G are , while the descendants of vertex D are/is .The siblings of vertex B areThe number of vertices in the subtree at B equals

A tree is a nonlinear structure in which each node is capable of having at most two successor nodes, called children.Group of answer choicesTrueFalse