Answer:
The answer is B. by way of an open watershed.
Explanation:
 
        
                    
             
        
        
        
I personally think that it's C because all others r present......even D......because plants like climbers do curl around a tree trunk !!!
        
                    
             
        
        
        
I believe it’s the sun 
As the sun gives nutrients to the plant 
Plant gets satin by animal
Animal gets eaten by animal and so on and the nutrients would be passed on
        
             
        
        
        
C.mitosis produces genetically identical daughter cells.