For the first question regarding the election of Andrew Jackson in 1828, the correct response is:
Increased levels of voter participation.
The election of Jackson marked a shift towards greater participation in the electoral process, particularly for the common man.
For the second question regarding motivations behind Manifest Destiny, the correct response is:
“And that claim is by the right . . . to overspread and to possess the whole of the continent which Providence has given us. . . .”
This statement encapsulates the belief in the divine right and destiny of Americans to expand across the continent.