Which of the following is not an example of a way that life changed after the arrival of the spanish?

a.
christianity became a powerful religion.

b.
various groups of people united as one social class.

c.
animals such as pigs and sheep arrived.

d.
shipbuilding became a new trade.

world bank is the correct answer.

no one should discriminated against because he or she is not from a minority group

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.