The answer is Habitat. The brackish water environment is formed due to the mixing of fresh water from the river with the salty waters of the ocean. This habitat is significant for fishes that come to spawn and feed. Crabs, mosquitoes and birds can also be found in this environment.
        
                    
             
        
        
        
Many of these options can be inherited based on the context. The only one i can see that is absolutely inherited is saying "please" and "thank you", because those are not built into a person. They are taught to a child so they can show respect when given something. The porcuipine using its quills when scared is the only instictive trait.
        
             
        
        
        
Distance - an amount of space between two things
Displacement - something that is moved from original place or the area between a object when place in water (volume)
Slope - rise over run or an angle of a line 
Sl unit for speed and velocity - meter per second
Sl unit for acceleration - meter per second squared 
        
             
        
        
        
8 electrons if it is a neutral atom.
        
             
        
        
        
Answer:
A) produces offspring genetically identical to the parent
Explanation: