B. it involved multiple countries in alliances with eachother
        
             
        
        
        
Answer:
B, The Bantu migration brought language, religion, and tools across Africa
Explanation:
The Bantu spread all over Africa, and created what is the present Sub Saharan. D, is wrong because Arabs and Bantu didn't have contact until later years.  "The governments in North Africa forced migration
" this one is incorrect because Bantu never spread to North Africa, because of the Sahara Barrier. A is wrong because Bantu never went to the Sahara, as it was unhospitable. 
 
        
                    
             
        
        
        
Answer:
Te proclamation of 1763 by the British parliament was aimed to create a separating line between the Native Americans and white settlers and Appalachian Mountain was set as the separating line. They called all the white settlers west of the mountain to move East and to pay for the war debt of the French and Indian war. These efforts to tighten their control on the white settlers and to tax them for the war dept resulted in the resentment of the colonists and later for revolution.
 
        
             
        
        
        
Answer:
Jim Crow laws were state and local statutes that legalized racial segregation
Explanation:
 
        
             
        
        
        
The Atlantic Slave Trade, hope this helps