Extinction DIF; Having no more existing or living members
        
                    
             
        
        
        
Polygenic inheritance is the pattern of inheritance where a wide range of phenotypes that result from many gene pairs in an individual organisms controlling a single trait. 
Examples would include = skin colour and or measurement of height.
        
             
        
        
        
The answer is A. <span>Solar energy is a renewable resource because it can't be used up, but oil is a nonrenewable resource because it will eventually run out.</span>