<span>So that the cells can function correctly. </span>
        
                    
             
        
        
        
<span>Which of the following is true of all greenhouse gases?
</span>
C. THEY TRAP ENERGY IN THE ATMOSPHERE.
They are not naturally occurring. They are the result of human activity like using electricity, burning fuel, etc. 
They don't exist in fixed quantities and they don't reflect incoming radiation. The volume of greenhouse gases emitted depends on the activity done. It also does not stay in one place, it moves around and combines with other green house gases; trapping heat in the atmosphere and making the Earth warmer.
        
                    
             
        
        
        
Answer:
b. Vestibulocochlear nerve
Explanation: is correct
 
        
             
        
        
        
Answer:
C.  Production of primary food crops
Explanation:
Loss of habitat and overconsumption of water are big drawbacks of commercial agriculture.  Synthetic fertilizers tend to be necessary with commercial agriculture, but they are heavy polluters and tend to destroy waterways, so they are a big drawback of commercial agriculture.