The answer is B, a bill.
Watch "I'm Just a Bill" Schoolhouse Rock for a full explanation. ;-)
The Second Great Awakening was a major religious movement in the U.S. that reached out to the unchurched and brought large numbers of people to a vivid experience of Christianity. They believed in the perfectibility of people and were highly moralistic in their endeavors.
They needed to keep their slaves otherwise it would have put them in serious debt and they would need to do the work themselves which was a lot due to the south was the biggest cotton producer in the world but, the north didn't want them to have slaves.
The correct answer is letter A
Explanation: These laws made it more difficult for aliens to become citizens.
The president could deport the immigrants back to their home country