Answer:
A.
Strength and usefulness of claims are evaluated through scientific argumentation
Explanation:
 
        
             
        
        
        
Answer:
He studyd extream science
Explanation:Because  he was sick and tired of peope calling him syupid
 
        
                    
             
        
        
        
Skin serves as a protective barrier, a way to sense the world, and a layer that keeps nutrients and water inside the body. Four types of cells make up the skin, and they are produced mainly in the epidermis near the basement membrane.
        
             
        
        
        
oxygen flow is low and his lungs do not have a lot of capacity