Answer:
A
Explanation:
A) adaptations that cause a disadvantage to the species are selected against and do not become common in the population.
 
        
                    
             
        
        
        
Answer:
A troposphere is the word that i dont know what it means
 
        
             
        
        
        
Answer:
how do u wake up so early . cause i can't do that
Explanation: