Given the Node Class (Partially Shown Below), Select an Expression

question 1

Multiple Choice

Given the Node class (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.

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

---

Definitions:

Future Benefits

The anticipated positive outcomes or returns that are expected to be received in the future as a result of current investments or actions.

Liabilities

Financial obligations or debts owed by a business to others, such as loans, accounts payable, and mortgages, which need to be settled over time.

Long-Term Decisions

Decisions made by management that are expected to have implications for the company over several years, often relating to strategic planning, investments, and organizational structure.

Fixed Costs

Rent, salaries, and insurance are examples of expenses unaffected by changes in production or sales levels.