The geographic location of these cities made them economically influential because they were...? Port cities
Farming communities
Industrial centers
Military outposts
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Port cities - trade/travel import/export
Farming communities - growing goods (corn, wheat, sugar, indigo, cotton etc.)
Industrial centers - Job opportunities, manufacturing of products like textiles, steal/metal, cars, boast steel etc. (industry provides buts more money and more services for the economy leading to higher income per capita and more labor productivity)
Military outpost - employment opportunities, protection, supplies (States and communities also benefit from defense contracts with private companies for equipment, supplies, construction and various services such as health care and information technology.).

Idon’t know this answer but you can ask google i bet the answer is on there