Lincoln cites the phrase "to form a more perfect Union," from the preamble to the Constitution, in order to argue a) that the Union existed even before the Southern states ratified the Constitution b) that the South has an obligation to remain in the Union in order to make it better c) that the President has an obligation to better the Union by abolishing slavery d) that the Union has been getting better over time

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explanation:

hey i did something like that before, what is the quesiton?

interest groups send representatives to state capitals and to washington, d.c. to put pressure on members of congress and other policymakers. they engage in lobbying, or the organized process of influencing legislation or policy. lobbying can take many forms. interest groups can testify in congressional hearings.