Answer:
Africans passed down their history orally instead of writing it down.
Explanation:
Many African tribes never developed a system of writing on their own, so it was passed down orally.
 
        
             
        
        
        
The predominant use of oil in the United States is used for transportation.
 
        
                    
             
        
        
        
"Empty Quartier" is the English translatation for the name of one of the deserts on the Arabian Peninsula. The Arabic name for this desert it d. Rub al-Khali
- and this is the correct answer. It's the second biggest desert on this Peninsula. It's in the South of the Peninsula on the border between Saudi Arabia, Yemen and Oman.