D, is the answer. If you take antibiotics more than you're supposed to your immune system gets used to it and it no longer works.
        
                    
             
        
        
        
Answer:
A).  dissolved into other substances
Explanation:
Process of elimination-
B) loss of protons-mechanical reaction
D) reorganized into different substances-physical reaction
 
        
             
        
        
        
Doctors would let your body's immune system fight off a bacterial infection. If the infection gets worse, then the doctors would proscribe you with some antibiotics so it'll fight off the harmful bacteria.
        
             
        
        
        
A antigens, B antigens, and Rh