The correct answer to this question is letter A which is visualizing. Visualizing is the act of picturing a certain situation in your head to recall how it works. In this example, you want to remember how a volcano functions. A volcano erupts. So in order to remember this, you picture in your mind a volcano that is erupting. So once you are asked a question about the functions of a volcano, your mind will immediately show the picture of a volcano erupting. 
        
                    
             
        
        
        
Answer:
9.9
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer:
2
Step-by-step explanation:
We take the denominator.
 That is 8.
 8 goes in twice.
16÷8=2