Answer:
I would say c because, sure the polar bears can swim and other things there will be very little ice once the ecosystem melts. 
Explanation:
common sence 
 
        
             
        
        
        
Idk..............................
        
             
        
        
        
The answer is Starch molecules are larger than glucose molecules
The experiment show that the result of starch molecule test show higher concentration of carbohydrate than glucose. This show that the starch is made of multiple sugar. Because the starch is made of multiple sugar, it should be obvious that the size of the starch also bigger of the glucose.
 
        
             
        
        
        
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