HELLP PLZ
12. How did the Nez Perce tribe help the Corps of Discovery on the expedition?

They helped negotiate treaties with other tribes.

They provided medical assistance to the injured men.

They gave horses and helped

navigate the route.
They gave supplies and protected them from enemy tribes.

The Nez Perce became excellent riders and breeders of horses, such as the Appaloosa. ... In September 1805, Meriwether Lewis and William Clark crossed the Bitterroot Mountains into Nez Perce territory. The tribe fed the explorers, who had nearly starved to death in the mountains, and helped them build canoes.

answer; ///i believe that the correct answer is (c)vetoing executive check first good luck