<span>-A flat field could easily be used for farming. 
</span><span>-Today, many people like thatched cottages. 
</span>-Hills and mountains made travel difficult. 
These three statements are directly said in the passage, while the other options might just be implied through inference. 
        
                    
             
        
        
        
Answer:
the answer is number 3 that is what I think
 
        
             
        
        
        
Answer:
To reduce risk of physical contaminants
Explanation:
 
        
             
        
        
        
Answer:
That black people are treated differently than white people.