According to the concept of Manifest Destiny
A、itwasprimarilyeconomicfactorsthatcausedAmericanstoexpandwestward.
B、itwasprimarilypoliticalfactorsthatcausedAmericanstoexpandwestward.
C、overpopulationontheeasternseaboardforcedwestwardexpansion.
D、westwardexpansionwasthefulfillmentofAmerica'sdestiny.
发布时间：2025-10-16 14:09:32
