How did the Louisiana Purchase contribute to the exploration of the Pacific Northwest?

(1 point)

It led to the first Europeans setting foot in the Pacific Northwest

The Louisiana territory included most of the Pacific Northwest

Owning the new territory brought enough profit to pay explorers in the Pacific Northwest.

The expedition to explore the Louisiana territory ended in the Pacific Northwest

The Louisiana Purchase contributed to the exploration of the Pacific Northwest by expanding the territory of the United States, which encouraged further exploration and settlement of lands beyond the Mississippi River. It allowed for expeditions such as the Lewis and Clark expedition, which aimed to explore and map the newly acquired territory, including parts of the Pacific Northwest.