Which of these played the biggest role in the creation of georgia towns and cities in the 1820s-1850s? a) the cotton gin b) the planning of suburbs c) the building of new ports d) the construction of railroad lines

The construction of railroad lines played the BIGGEST role in the creation of Georgia towns and cities in the 1830s-1850s. Railroads were used to ship cotton and other goods around the state and to other states. Towns grew around areas that served as loading and unloading sites, as well as at places there railroad lines intersected. Atlanta began as "Terminus," the place where the Western and Atlantic Railroad line ended.

according to worldatlas.com, the u.s. has an 86% literacy rate.

c. pro-democracy demonstrations.