Answer:
Option A will be the appropriate choice.
Explanation:
- The pre-Colombian age encompasses all phase subdivisions throughout American history before the arrival of major European developments on either the American continent, overlapping the duration of the first establishment throughout the Upper Paleolithic era to European colonization mostly during the early medieval century.
 - This applies to something like the opportunities ahead of European explorers including colonization arriving.
 
The other three methods aren't relevant to the particular circumstance. Such that the aforementioned will be the right decision.
 
        
                    
             
        
        
        
Answer:
perceptual region
Explanation:
popular views of the sahara desert, is based on imagination and perception. Hence, the answer.
 
        
             
        
        
        
Answer: The primary cause of monsoons is the difference between annual temperature trends over land and sea.
Explanation:
 
        
             
        
        
        
Answer:
The upper layer of the mantle is said to be thicker than the lower mantle, but not solid rock like crust. The tectonic plates rest on this layer and it is responsible for the movement of those plates.
Explanation:
hope this helps if it doesn't sorry