(answer needed asap)manifest destiny advanced the belief that a) new territory would lead to more slavery. b) god was on the side of american expansion. c) slavery should be abolished in the united states. d) the democratic party would elect the next president.\

B)
Because Manifest Destiny is literally the belief that God gave Americans superiority over others in order to allow us to protect the weak and preserve freedom, and to do so expansion was nesessary. This can be shown by many paintings representing manifest destiny as an angel leading both light and settlers to dark, new horizons. ( John Gast's famous painting "American Progress")