Answer:
 k just doing this for points  
Step-by-step explanation:
 
        
             
        
        
        
That all dolphins have different sizes and are mostly different ages
        
             
        
        
        
Answers:
1 is -8
2 is 29
3 is -15
4 is -1
Hope this answer helps and have a nice day
        
             
        
        
        
answer for this question is (b)parallel