Answer:
Okay I wanna tlk because I'm bore too.
 
        
                    
             
        
        
        
An advantage of the syringe method is that blood appears in the hub when the vein has been entered.
        
             
        
        
        
Answer:
It develops when the immune system overreacts to a drug, dust, and ect.
 
        
             
        
        
        
<span>i am pretty sure it is clinical trial</span>
        
             
        
        
        
Answer:
after getting exposed to it your are going to have it inside your body but you might notice the symptoms in a few hours/days
Explanation: