The correct answer I believe is C, but please correct me if I’m wrong!
        
             
        
        
        
Answer:
Gel electrophoresis
Explanation:
Gel electrophoresis is a technique used to separate DNA fragments according to their size. DNA samples are loaded into wells (indentations) at one end of a gel, and an electric current is applied to pull them through the gel. DNA fragments are negatively charged, so they move towards the positive electrode.
 
        
             
        
        
        
Fossil Record - Provides proof by exposing the details of a ancestor for compared to the living one. 
Geographical Distribution of Living Things - a pattern of the ancient existing species, isolated land and islands have their own species of plants and even some animals.
Similarities in Development - Charles Darwin used the science of embryology to test many species within a class to find out that they are similar even if the adult version looks completely different.
Molecular Similarities - its believed that natural selections isn’t the reason for evolution actually its the genetic drift of mutant alleles that are neutral. 
I hope this is good
        
             
        
        
        
Answer:
Seafloor spreading occurs along mid-ocean ridges—large mountain ranges rising from the ocean floor. The Mid-Atlantic Ridge, for instance, separates the North American plate from the Eurasian plate, and the South American plate from the African plate.
Explanation:
 
        
                    
             
        
        
        
Estrogen, the metal Mercury tricks your body into thinking it is the chemical Estrogen
*I'm not really sure of this answer*