U. s. government policies of relocation, exploitation, and oppression were systematically exterminating native americans during the antebellum period. which of the following was a common belief among white americans in the period about the plight of native americans?

It was a common belief among Americans in that period that Native Americans had no right to their land and should be expelled.

Explanation:

The antebellum period, after the Independence War (1812-15) and before the civil war in (1861-65) was a period of big polarization between Noth and South.

Each chose to pursue a different economic path: the Noth raised industries and its ports cities. The South focused on agriculture, mostly cotton, moved by slavery. This tension between North and South would later result in the Civil War.

In that period it was believed that Native Americans had no legitimate claim to their land and ought to be removed, enslaved or even killed. In 1838 the famous "Trail of Tears" began, when the Cherokee people were forced to migrate facing many adversities, which led to the death of roughly a third of their population.