What were some political, economic, Or social reasons for Manifest Destiny

Manifest Destiny was the reason for the revived interest in territorial expansion. With a sense of mission, people were tempted by the boundless tracts and sparsely settled land lying just beyond the borders of their country. There was also the growing desire to develop trade with the Far East. Going West would eventually open new trade routes.

the answer is d. party organizers, volunteers, voters and elected officials.