Which of the Following Is Not Correct

Which of the following is not correct?

A) Welfare is a broad term that includes a variety of government programs designed to help poor people.
B) Since the early 1970s, welfare benefits adjusted for inflation have increased, as has the percentage of children living with only one parent.
C) Critics of welfare programs argue that they can create incentives for unmarried women to have children.
D) Supporters argue that welfare doesn't cause the decline of two-parent families.