How did Lewis & Clark’s experience change our understanding of the Americas ?

Their expedition promoted Manifest Destiny and the Americans believed that all the land in the Americas rightfully belonged to them.

Explanation:

Lewis and Clark's experience impacted America greatly, by opening up new territory for fur and lumber trade, and highlighted the best land for agriculture and future settlement. More land and resources were discorvered and acquired thanks to the Lewis and Clark expedition. However, their experience changed our understanding of the Americas as they symbolized America as a rising nation, and manifest desitny was given a new meaning. Americans believed that they were the rightful owners and conquerers of the land of the Americas. It propelled more people to go out and discover more about the land, and they believed that it belonged to them. This caused future conflicts between the indigineous people (Native Americans) and the Americans as their land was being taken from them.

it should be c, women were allowed to vote in all states because federal law supersedes state law.

"states can make their own laws, as long as they don't contradict what the federal law states. the states do not have the authority to pass a law that negates a federal law." -google