How you need to remember the answer by writing it down
        
                    
             
        
        
        
You have two apples, you pick one off the tree, drop it, than drop two more. How many apples do you have George? 
 
        
             
        
        
        
By refusing to drink alcohol and by using protection during sex.<span> by fighting only when provoked to do so might be a valid answer but if this is a school answer then i doubt that they would support fighting under any circumstances including self defense so that probably is not a correct answer but if your asking me i think it is totally valid. 
hope this helps
PLEASE MAKE ME THE BRAINLEIST 
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Answer: Not become exposed to the virus
Explanation: