Choice B: 
More photosynthesis leads to more oxygen in the atmosphere and oceans.
        
             
        
        
        
Plants use the sun to produce food then animals eat the plants for food
        
             
        
        
        
Answer: solar energy is better.
Explanation:
 
        
             
        
        
        
Answer:
Explanation:
Defective checkpoints results in dealth of the cell.