Which statement best describes a difference between scientists and engineers?
O Scientists build prototypes, while engineers test failure points
Scientist design machines, while engineers conduct experiments
Scientists and engineers are the same. They both study how things work
Scientists study how things work while engineers create new things

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.

answer; a cost benefit analysis;