How did Jacksonian democracy fundamentally change the political landscape of the United States?

Jacksonian democracy was a 19th-century political philosophy in the United States that expanded suffrage to most white men over the age of 21, and restructured a number of federal institutions. Originating with the seventh U.S. president, Andrew Jackson and his supporters, it became the nation's dominant political worldview for a generation. The term itself was in active use by the 1830s.

United States - United States - Jacksonian democracy: Nevertheless, American politics became increasingly democratic during the 1820s and ’30s. Local and state offices that had earlier been appointive became elective. Suffrage was expanded as property and other restrictions on voting were reduced or abandoned in most states.

Explanation:

question 10: the answer is c, to their constituents address a problem.

question 11: i think it would be domestic bills, which deal with american issues only and public bills, which affect the whole nation.