How did the bantu spread their language, culture, and technology throughout africa?

What would a student most likely use if he or she wanted to consult a secondary source

Dried paste made of boiled beef cow hooves eggs and vegtables what soup

Initially, northerners did not want missouri to be included in the union because 1.) maine would not be allowed to enter the union as a free state 2.) missouri wanted to enter the union as a free state 3.) missouri wanted to enter the union as a slave state 4.) maine would not be allowed to enter the union as a slave state