1. what was the santa fe trail primarily used for in the beginning?

a. to bring mexican colonists to the great plains region

b. to resupply american forts in the southwest

c. to carry on trade with the local inhabitants of the southwest

d. to bring american settlers traveling to california

2. which of the following was a major historical claim to oregon by the united states?

a. zebulon pike explored the willamette valley in 1803.

b. american robert gray journeyed up the region's major river in 1792.

c. john jacob astor discovered gold on the banks of the columbia river in 1818.

d. the american army established forts along the region's major rivers by 1800.