B)Railroads - more cities could access railroads and increase trade. was built more in the 1800s.Canals was a short-lived era. [ Railroads beginning in the late 1830s and early 1840s were built because they were faster and more reliable than Canals which were often destroyed by washouts of the banks and floods destroyed many canals. The first transcontinental was completed in 1869, by 1900 there<span>were 15 transcontinental railroads. ]</span>
The answer is C. Loyalty to Prussia
Oliver Cromwell ruled England as a military dictator
Explanation:
Columbus sent thousands of peaceful indians from the island hispaniola to spain to be sold. many died in route. and thoes left behind were forced to search for gold in mines and work on plantations.
Entangling alliances grew the small conflicts instantly.
When Austria-Hungary attacked Serbia for just the region of Bosnia-Herzegovina, automatically Russia and Germany were in the war.