How did european nations compete for power in the years before world war i?

a: by invading each other

b: by establishing overseas colonies

c: by declaring war on the united states

d: by drilling offshore for oil and natural gas

B: by establishing overseas colonies.

Explanation:

In the years before World War I, European nations often competed for power by establishing overseas colonies. European nations were interested in establishing colonies because this allowed them to make use of the natural resources of that area, as well as increase their market. Although this happened all over the world, the most obvious example was what is called the Scramble for Africa.

B

Explanation:

for many centuries there were important factors which the economies of the muslim empires developed increasingly. they applied economic procedures in production, investment, finance, taxation and property. they used to tax certain goods (for example: harvest), they charged interest on money lent, they signed contracts with merchants; they relied on a common currency, and they used checks as well as promissory notes. with the money collected by means of taxation, the government provided the needy with an income. in addition, trading networks covered huge distances, so far regions started to have contact and exchange goods. this trade network covered areas of asia, africa and europe.