Answer:
The United States has few reserves and a very high consumption rate.
Explanation:
If the United States keeps using fossil fuels, they will run out very quickly and an alternative will be needed, the second answer choice supports that.
 
        
             
        
        
        
Explanation:
I don't know I'm so sorry 
 
        
             
        
        
        
Answer:
Hi!
Explanation:
I would like points, please!
 
        
                    
             
        
        
        
Answer: ( D ) Your cells would not work as well because even though they would have enough oxygen molecules from the air, they would not have enough glucose molecules from food.
Explanation: Your cells would have molecules from air, but would not get enough molecules from food. 
***If you found my answer helpful, please give me the brainliest. :) ***
 
        
             
        
        
        
The correct answer is D: model the behavior whenever appropriate.