Question

The red line on the map above represents Lewis and Clark's outward expedition. What major mountain range did Lewis and Clark face in their exploration of the Northwestern states of Oregon and Washington?
A.
Appalachian Mountains
B.
Santiago Mountains
C.
Cascade Mountains
D.
Rocky Mountains
Reset

Answer 1

C. Cascade Mountains

The Cascade Range runs north–south through Oregon and Washington and would have been the major mountains they encountered in that northwestern region.