Answer: D is the correct answer 
Explanation: surveys have bias but scientific reasearch does not 
 
        
                    
             
        
        
        
Love is a very confusing thing that is hard to come by, so if you ever find it you should hold on to it. otherwise you might get hurt.
        
                    
             
        
        
        
Answer:
inteligente 
Explanation:
if they are getting good grades then they must be smart.