The Ming dynasty was smarter and the wing dynasty was dumber.
        
             
        
        
        
C? i'm not sure. Hope this helps though
        
                    
             
        
        
        
Answer:
it had grassland and was morelike a savanna than a desert
Explanation:
 
        
             
        
        
        
Answer:
A. According to Guthrie, reinforcement changes the stimulating conditions and thereby prevents unlearning.
Explanation:
Guthrie trusted in one-trial learning. For him, reinforcement offers a via for the change of the stimulus context, making movement necessary, and learning progresses inside the limits of the behavioral act. Also, he understood that forgetting is an impediment resulting from new associations instead of a decrease of stimuli.
 
        
             
        
        
        
Answer:
B, cuz recall, remind and research isn't.