A researcher studying income and wealth inequality decides to focus on economic segregation. In addition to observing such features of economic segregation as gated communities and exclusive apartment buildings, it would also be a very good idea to include observations and analysis of:

the long-distance commutes of low-wage service employees.

Explanation:

Wealth gap is the difference between the richest and poorest citizens living in a geographical location based on the level of their assets and net worth i.e assets minus their debts.

Generally, the information generated by the government based on the wealth gap of its citizens is typically used for formulating economic policies, plan and financial budgets.

Economic segregation includes gated communities, exclusive apartment buildings and wealth inequality that combines to increase the wealth gap between the poor and rich people.

In this scenario, a researcher studying income and wealth inequality decides to focus on economic segregation. In addition to observing such features of economic segregation as gated communities and exclusive apartment buildings, it would also be a very good idea to include observations and analysis of the long-distance commutes of low-wage service employees to and from their place of work.

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.

the answer your looking for is c. : )