A more thorough explanation:

Definition: The authority to make a final decision on an issue.

Example: In child-rearing, decision-making responsibility involves the power to make important decisions for a child, such as those related to education, religion, and healthcare.

This example illustrates how decision-making responsibility gives someone the power to make important choices that affect another person's life. It is often used in legal contexts, such as custody battles, where one parent may be granted decision-making responsibility over a child's upbringing.