Mansa Musa furthered the spread of Islam throughout the Sahel by building several A. schools
B. libraries
C. palaces
D. mosques

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Explanation:the correct answer is mosques Friend.

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Explanation:

When we talk about Muslims and Islamic country soit tells about their feature in a country like their mosques.

confucius was a great thinker and teacher, and philosopher succeeded in laying the foundations beloved.

he many principles but waht   was speak about the relationships was the third .

the third important concept , the real man's idea. he is the man who lives up to the highest moral standards. man shows five virtues: in self, generosity, sincerity, perseverance, and benevolence. his relationship is described as follows: when a son is always loyal, as a father is just and gentle, as an administrator is loyal and loyal, and as a husband is honest and fair, and as a friend, he is faithful and languid. if everything is a true happiness conference, justice and harmony will rule the empire.