Which of these options allows for goods to be easily transported from western russia to eastern russia

How did the technology of the late 1800s affect the growth of cities? select one: a. cities were able to expand outward because of additions to railroads. b. electric streetcars enabled the wealthy city dwellers to move to the first suburbs. c. advances in steel and metal technology allowed for the development of the skyscraper, which allowed cities to grow upwards. d. all of these are correct.

Soon-yi's house has a hexagonal window made up of six identical equilateral triangles as pictured below.

Plz me on september 17, 1860to the union and confederate army’s fought the in maryland. it was one of the bloodiest battles in the civil war. a. battle of the seven pines. b. battle of antietam c. first battle of bull run. d. second battle of bull run.