How did Obamacare's healthcare subsidies impact work incentives for low-income families?

• A. They reduced work incentives as earning more could lead to a loss of subsidies.
• B. They had no impact on work incentives.
• C. They encouraged low-income families to work more to maintain their subsidies.
• D. They increased the overall income of low-income families without affecting work incentives.

Answer: (A)