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

(1 point)
Responses

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

The Louisiana territory included most of 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.
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. ONLY PICK ONE OF THE ABOVE

The Louisiana territory included most of the Pacific Northwest.