How did the black death effect Europe?" A) Encouraged trade with the Americas
B) It broke down the Feudal System due to the decrease in serf population
C) Encouraged artistic expression
D) It increased the number of serfs working the land

What was gained through the gadsden purchase

How did the russian revolution impact world war i? a) the russians required the allied powers to come to their aid and defeat the radical groups. b) the russians pulled out from the war, enabling the germans to focus on the western front. c) the russians created new technological advancements that were used by the allied powers to win. d) the russians created a new communist government that aligned with the central powers instead.

Which of these innovations led to increased production in american factories in the early 1800s? a. the use of interchangeable parts b. the construction of canals c. the invention of the mechanical reaper d. the availability of electricity