Your answer is b ok that would be the best answer
        
             
        
        
        
Neither slavery nor involuntary servitude, except as a punishment for crime whereof the party shall have been duly convicted, shall exist within the United States, or any place subject to their jurisdiction.
So basically there shall be no slavery within the US, and if there is it will be prosecuted.
 
        
             
        
        
        
Answer:
The collapse of the USSR was the process of systemic disintegration in the social structure, national economy, and political sphere of the Soviet Union, which led to the termination of its existence on December 26, 1991.  
The disintegration process began in the second half of the 1980s with the beginning of perestroika; manifested itself, in particular, in the desire of the Soviet republics for greater state and economic independence from the central government and ended with the signing of the Belovezhskaya agreements on December 8 and the Alma-Ata declaration on December 21, establishing a confederal union of former Soviet republics, the Commonwealth of Independent States and the adoption of the declaration on the termination of the existence of the USSR on December 26, 1991.
 
        
             
        
        
        
The answer to the item that you posted is letter A. The Olduvai Gorge in Tanzania is the site of many findings of the earliest humans. It is also one of the important sites to which many had learning and understanding about the human evolution.