Answer:
A hypothesis is a tentative statement that proposes a possible explanation to some phenomenon or event. A useful hypothesis is a testable statement, which may include a prediction. A hypothesis should not be confused with a theory.
Explanation:
 
        
             
        
        
        
I'm thinking it's D, They have homologous chromosomes.
        
                    
             
        
        
        
In biology, evolution is the change in the inherited traits of a population from generation to generation.
Common traits that have evolved in creatures are multicellular,  heterotrophic, obtaining their energy by consuming energy-releasing food substances, reproduction and changes in cell structures.
 
        
             
        
        
        
Answer:
Radiation.
Explanation:
Radiation is the only method of heat transfer that doesn't require matter to transfer heat.