Saliva is a part of the digestive system. saliva contains enzymes that help start the breakdown of food in the digestive process
        
                    
             
        
        
        
D.it is d im sure bcz they seem to be correct
        
                    
             
        
        
        
Both A and B are correct. 
        
             
        
        
        
It called vesicles and golgi
        
                    
             
        
        
        
Answer:
Buffalo soldiers were African American soldiers who mainly served on the Western frontier following the American Civil War. In 1866, six all-Black cavalry and infantry regiments were created after Congress passed the Army Organization Act.
Explanation: