Answer:
He led a peasant rebellion that defeated the Qin.
Explanation:
Before leading the rebellion, Liu Bang Spent significant years of his life working a minor law enforcement officer for the Qin empire. After the First emperor of Qin died, the empire turned into chaos due to the conflicts that the nobled had among them regarding who should take the power. The peasants were the ones that felt the most negative impacts from these conflicts.
Because of this, he dedicated himself and created a rebellion group consisted of peasants who felt sick and tired about the incompetence of the Qin's nobles. He manage to win the position of Qin's ruler in 206 BCE.
 
        
             
        
        
        
Answer:
Vietnam, china, Lao, and Cuba 
Explanation:
 
        
             
        
        
        
Answer: D
Explanation:
Social science is a branch of science that is devoted to the study of humans and the relationship that exists between them in the society. Social science consist of a large range of discipline which can be studied in higher institutions such as economics, sociology, anthropology, linguistic , political science, psychology, social history etc.
Social science studies the society and the way people behave and their impact on the world. Social science gives an insight into how the society works such as causes of unemployment, importance of economic growth, causes of migration, why people vote and so on. 
 
        
                    
             
        
        
        
He helped make the colony a strong and lasting settlement in America