<span>Muy importante porque si no sabes cómo funcionan las cosas entonces no sabremos cómo usarlo.</span>     
        
             
        
        
        
Answer:
the last one is the right answer I believe
 
        
                    
             
        
        
        
There are numerous diseases and viruses that can be contracted from airborne germs. Out of the choices given here, the answers will be the flu and strep throat. Both are highly contagious. 
        
                    
             
        
        
        
Need the actual question ?
        
             
        
        
        
<span>Vitamins are essential for B. METABOLISM  to occur
Vitamin A is for your eyesight. It makes you see clearly. It also helps you fight infection by boosting your immune system.
Vitamin B (</span><span>B1, B2, B6, B12, niacin, folic acid, biotin, and pantothenic acid) are important for metabolism. It helps make energy and releases said energy when your body needs it. It also helps in making red blood cells. 
Vitamin C helps you resist infection and helps keep your body tissues in good shape.
Vitamin D strengthens your bones and teeth.
Vitamin E protects your cells and tissues from damage. 
Vitamin K enables your blood to clot and stops your bleeding when you're injured.
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