2 answers:
            
              
              
                
                
Answer:
3
Explanation:
The arrows show the transfer of energy through prey and predator. When the deer eats the leaves, energy from the plant is transferred to the deer.
 
                                
             
                    
              
              
                
                
The correct answer is 3, the flow of energy
When they eat one another, the energy transfers
                                
             
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