Africans began calling for independence during which time frame?
a)1890-1910
b)1919-1939
c) 1910-1920
d)1939-1950

Which of the following is an example of a concurrent power? a. when a group of states work together to regulate interstate commerceb. when a federal law enforcement agency state policec. when a state creates a treaty with a foreign governmentd. when a local government collects taxes on imports