Which statement best completes the timeline? Mansa Musa
spreads Islam
throughout
Africa.
Timbuktu
becomes an
important center
of learning
European
colonists
conquer
western Africa.
Westem African
countries fight to
become
independent
A. The Kingdom of Mali gains power by capturing and selling slaves.
B. The Kingdom of Ghana becomes a wealthy trading power.
C. The Songhai Empire introduces Islam to western Africa,
D. Nigeria establishes the first democracy in western Africa.

B

Explanation:

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regarding the law, the 15th amendment was specifically designed thinking in the rights of black free men.

even though ratified on february 3, 1870, the promise of the 15th amendment would not be fully applied for a long time.poll taxes and literacy tests would allow southern states disenfranchise african americans. only in 1965 the voting rights for african americans would be actually able to vote in the south.

in 1965, president johnson signed the voting rights act, which aimed to overcome legal barriers that prevented african americans from voting as it was guaranteed by the 15th amendment to the u.s. constitution.

explanation:

hitler's  "rise" can be considered to have ended in march 1933, after the reichstag adopted the enabling act of 1933 in that month. president paul von hindenburg had already appointedhitler  as chancellor on 30 january 1933 after a series of parliamentary elections and associated backroom intrigues.