Answer:
B
it is because as technology advances the work in farms become easier so the need for labour decreases
All of the following changed the American prairie except d)heavy rainfall. Barbed wire was used for farming to keep certain animals enclosed, windmills and irrigation are now being used as biofuels on the prairie in the American mid-west and since the buffalo is an essential part of the prairie, its existence is necessary. Heavy rainfall is rare in the prairie, as precipitation is not likely to occur in such an arid landscape.
Answer:
C
Explanation:
Britian and France They fought with the allies not the germans.
Answer:
B
Explanation:
The Push factors justify most immigration for them to move to another country
Answer:
yes because they have made him/her for their safety so if the empire don't think about the people the empire can brought down