Before the Cherokee left on the Trial of Tears, the Cherokee people were divided, that was the best way to handle the government´s determination to get its hands on their territory. Some wanted to stay and fight, ohers thought it was better to agree to leave in exchange for money and other concessions.
In 1835 a few self appointed representatives of the Cherokee nation negotiated the treaty of New Echota, which traded all Cherokee land east of the Mississippi for US$ 5 Million, relocation assistance and compensation for lost properties.
Prior to the Civil war, the West attracted many immigrants because land was cheap and it was seen as the land of opportunity. The correct option among all the options that are given in the question is the first option. There were many forested lands and those when cleared can proved good for cultivation.
It allowed the Sherman Antitrust Act to affect and preempt a state law under congress jurisdiction,and subjected to the conclusion of a two-step examination, as set forth by the Supreme Court in the Rice vs. Norman Williams Company case.