How did the corps of discovery expedition impact the united states?

1. exploration of the black hills of south dakota started the first gold rush to the territory.
2. united states citizens realized they could commence working on a transcontinental railroad.
3. it discovered a variety of new plants and animals, which fueled the columbian exchange.
4. the information they brought back was immensely for americans migrating west.

they remained in rural areas and worked at jobs such as lumbering or farming.

hi!

your correct answer would be a

~courtney

in 1859, brown and 21 of his followers attacked and occupied the federal arsenal in harper's ferry. their goal was to capture supplies and use them to arm a slave rebellion. brown was captured during the raid and later hanged, but not before becoming an anti-slavery icon. abolitionist and insurrectionist

explanation:

the answer is b: an economic crisis throughout the country.