Fossils of tropical plants are found in Antartica
        
             
        
        
        
He either heard something or smelled something. i cant exactly remember
        
             
        
        
        
Answer:
Amir has a rich background while Hassan has a poor background. 
Explanation:
The descriptions of Amir's possessions are those of a person who is rich. He has a magnificent house and he has a red brick driveway which also suggests that he also owns cars. This implies that he must be rich or that he must come from a rich family because it is only a rich person that can afford to own these things. 
Hassan on the other walks towards a little mud hut which also implies that he must come from a poor and humble background.
 
        
             
        
        
        
Answer:
He created a trail that eventually led to New Mexico's sucsessful trade routes.    
Explanation: