I will go with choice (C) density dependent pattern 
        
             
        
        
        
The Use of nitrogen fertilizers near the lake is your answer. 
        
             
        
        
        
Structures in plant leaves that open and close to maintain homeostasis are called stomata. This is where gases would diffuse in and out of the leaf.
        
                    
             
        
        
        
Answer:
Both plant and animal cells have a nucleus, where DNA replication takes place. Both plant and animal cells have cell walls, which provide support for the cell. Both plant and animal cells have a large central vacuole, which stores enzymes, nutrients, and waste for the cell.
Explanation: