The climate and the weather in location affect the soil. It could make the soil rocky and dry if the climate is cold and obviously dry.
        
             
        
        
        
Answer:D 
Explanation: Because it has the least amount of density in it. All the others are heavier, meaning they will sink. Just like if you drop a rock water and a feather, the feather will float. 
Density def: 
Density, mass of a unit volume of a material substance. ... Density offers a convenient means of obtaining the mass of a body from its volume or vice versa; the mass is equal to the volume multiplied by the density (M = Vd), while the volume is equal to the mass divided by the density (V = M/d). 
 
        
                    
             
        
        
        
The answer is D.
The longer life expectancy
Hope this helps :)