C.scientific theory that would be your answer cause I just did this question
        
             
        
        
        
84.798 is the mass number
        
             
        
        
        
The barnacles are only able to attach them selfs to surfaces in the water. Since the surface is limited, barnacles are attaching themselves to the other barnacles, crowding the rock. The muscles were not able to grow or attach themselves off the surface of the rock. Same thing with the mussels that are growing on the rock. So not only barnacles are crowding the rock, but Mussels as well are crowding the rock.
 
        
             
        
        
        
The agent would prescribe the fresh-frozen platelets. This is
a blood produce made from the liquid share of entire blood. It is used to treat
circumstances in which there are low blood coagulation factors (INR>1.5) or small
levels of other blood proteins.