1. Westward expansion led to a marked increase in a. conflicts between the American and British armies
b. American technological progress
c. immigration from Oregon to Alaska
d. deaths by cholera and other diseases

which question?

explanation:

which question r u talking about?

d) post-world war i

hello most volcanoes are located at either divergent or convergent plate

this is where the plate motions aswell form magma

d.)   when the us left nato after the end of the cold war and they had to evolve to focus on more humanitarian measures with the smaller budget