B. Race riots in Chicago and other cities
The correct option is D.
Thomas Edison was an American investor and business man and he had been described as the American greatest inventor, because during his life time he accumulated 1,093 patents. He is the brain behind many devices which had radically changed the way people live their lives today. The devices invented by him include: phonograph, light bubs, moving pictures, electrographic vote recorder, the carbon telephone transmitter, etc.
Answer:
Mansa Musa was the ruler of the empire of Mali. He was a devout Muslim, and he took a journey - called a hajj - to the city of Mecca. All Muslims are required to make the hajj at least once in their life, provided they have the necessary economic means and enjoy health. The hajj is one of the five Pillars of Islam.
Explanation:
Hello!
In 1280 AD, Mansa Musa was born in Mali. Between 1312 and 1337, he ruled the empire of Mali.
In 1324, Mansa Musa performed the Hajj, which is the fifth pillar of Islam.
His reign is characterized by the great spread of Islam in his empire. Mansa Musa ordered the construction of numerous mosques and encouraged the teaching of Islam at the University of Sankore de Tumbuctu.
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