Answer:
B
the tendency of the body to maintain inner balance despite changes in external conditions
 
        
                    
             
        
        
        
The answer is C, DNA sequences of populations that are closely realted
        
                    
             
        
        
        
D is the correct answer. Hope this helps.
        
                    
             
        
        
        
Answer:
lack of resources, and mating
Explanation:
they may go ictenct