100 points
what chicago grow into a major city in the 1800s?

a. the boom in canal building and railroad building

b. its incorporation of other cities' hinterlands

c. the development of wealth-producing service industries

d. its location near large oil and coal deposits

Why have the countries of the region had difficulty establishing democratic governments in recent years? choose all answers that are correct b is also correct i need to know if theres any morecommunists have overtaken the countries of the caucasus region. the soviets established national borders in the region without considering the location of ethnic groups. fighting continues between armenia and azerbaijan over the nagorno-karabakh region. civil war between communists and islamic groups in tajikistan resulted in thousands of deaths and refugees are forced to flee. in a test!