Answer:the change in Melissa and Jennifer's friendship caused its evolvement
Explanation:
 
        
             
        
        
        
Answer:
I think the answer is to persuade. 
might be to inform as well.
Explanation:
I think it is to persuade because the author asks the question "why should a car be any different?"  as to let the readers imagination run with it.
I also think it may be to inform because the author says "driving while talking on the phone is dangerous" so the author could be saying I don't think its a good idea to have a phone in the car and this is why. 
I could be wrong but that is what I think