President Andrew Jackson is the correct answer.
Worcester v. Georgia was a legal case that established that the States were NOT allowed to impose their regulations on Native American territory. President Andrew Jackson did not like the U.S Supreme Court decision and refused to enforce the court decision which kept Worcester (a Cherokee missionary who disobeyed Georgia's law) and other missonaries in prison, forced the Cherokees off of their land and resulted in a bloody conflict that killed over 4,000 people.
A) Abraham Lincoln became their candidate.
The correct answer is "The government played a greater role in regulating the economy and society."
The Progressive era in American history saw several different Progressive presidents including Teddy Roosevelt, William Howard Taft, and Woodrow Wilson. All of these men used the government as a way to have greater control over the economy.
For example, Teddy Roosevelt filed several lawsuits against businesses/individuals who acted like trusts. Roosevelt felt that these trusts created a type of monopoly that limited competition among businesses in the US.