C and D maybe A but I'm not that sure
<span>The issue of slavery was largely responsible for the party realignment that followed the election of Abraham Lincoln in 1860 because Abraham was the one who fought for the rights of black people in USA and he was the one who killed the racism.</span>
"The main reason why the author invents various citizens and residents of Verbonia is to "<span>to draw readers into the story of the city's life" among other things. </span>
Mansa Musa was able to bring Islamic culture to Mali by bringing Arab scholars and architects to Mali. Mansa Musa is known as the greatest ruler of his time. He was able to increase the Islamic culture in Africa. He was also called the country's architect. I hope this could help you :)