Answer:
rivers because smaller bodies of water always drain into bigger ones
 
        
                    
             
        
        
        
I would go with b-genetic engineering (:
        
             
        
        
        
Answer:
Divergent evolution. 
Explanation:
Divergent evolution can be defined as the process in which more than one group of the same species (from the same ancestors) evolve and possesses (accumulates) various features or traits such as behavior or bodily structures, thus, resulting in the formation of new species of the living organisms. 
Although flowers have a common ancestor, they vary quite differently due to the environment and their specific pollinators. This is an example of divergent evolution. 
 
        
             
        
        
        
Answer:
level consumers in the food chain are carnivores (flesh-eating), insectivores (insect-eating), or omnivores (flesh-and plant-eating). A wetland example of a food chain: pickleweed, is eaten by salt marsh harvest mice, which are eaten by clapper rails, which are eaten by peregrine falcons.
Explanation: