Which of the following is a fea a. Sellers are often paid by third parties and not by buyers. b. Sellers are always paid by the government rather than by buyers. c. Sellers always receive payments directly from buyers. d. Prices and allocation of resources are guided only by market de is inelevant.The Affordable Care Act signed by President Obama in 2010 and offen called "Obamacare" a. forced the healthiest patients to drop coverage by increasing inmrance premiums to everyone. b. reduced moral hazard by decreasing the insurance premiums to everyone. e. allowed health insurance companies charge more to cover people with pre-existing medical conditions d. required all Americans to buy health insuran ed a financial penalty on those who did not.