Given the Node Class Discussed in Section 17

question 1

Multiple Choice

Given the Node class discussed in section 17.1 (partially shown below) , select an expression to complete the isLeaf method, which is designed to return true if the node is a leaf, false otherwise. class Node
{
Public Object data;
Public List<Node> children;
) . .
Public boolean isLeaf()
{
Return _______________;
}
}

• A) data == null
• B) children.get(0) == null
• C) children.size() == 0
• D) root == null

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Definitions:

Strategies

Plans or methods developed to achieve a specific goal or to overcome challenges.

Legitimacy

The state of being recognized, accepted, or justified by law or principle.

Teachers

Professionals who instruct, guide, and facilitate learning for students.

Diversity

Refers to the inclusion of different types of people (such as people of different races, cultures, genders, etc.) in a group or organization.