The choice that best explains why deforestation increases
the risk of floods in an area is letter D: Tree roots improve soil water
retention. Tree roots’ function is to absorb the water from the soil because it
uses this water as his food to sustain its plant functions.
 
        
                    
             
        
        
        
     The Earth's mantle is very important. It is important for the Earth's crust evolution, as well as being the provider of thermal and mechanical forces for plate tectonics. The mantle is what covers the most part of Earth inside if it is not there, then the heat of the core will burn the Earth's crust. And the mantle does make up 84% of Earth's volume, so that wouldn't be good! 
 
        
             
        
        
        
Answer:
mhm......................