The correct answer is C) Crudely-devised boundary lines have led to internal conflicts in countries.
Present-day societies have been affected by European imperialism in that "Crudely-devised boundary lines have led to internal conflicts in countries."
This is true in that European imperialistic ideas caused too much damage in the division of original territories due to political and economic interests during the African Scramble at the end of the 1800s, beginning of the 1900s.
During the so-called Scramble for Africa, European superpowers such as Great Britain, France, Portugal, and Germany, divided and modified the African territories in order to start the colonization. But what really wanted was to exploit the many raw materials and natural resources of the African territories.
B. A condition is just the way that it is and there is nothing to be done about it [I think]
Answer: d Jazz Age
Explanation: Sometimes the Roaring Twenties is also called the "Age of Jazz." Jazz music became very popular across the United States. People listened to it on the radio and heard live jazz bands at dance halls. One of the most popular forms of entertainment was to go out dancing to jazz music.
Spread of Communism and Democracy
UN was formed
More countries joined EU
Cold War Started