The best first aid treatment to give a person who have got a stroke and is not in the hospital is to give an intravenous injection of tissue plasminogen activator (tPA). tPA is one of the widely used drug that plays a major role in dissolving the blood clot thereby restoring the blood flow. 
We then need to make sure to take the patient to the hospital as soon as possible because longer the period of untreated stroke, more damage to the brain occurs. 
 
        
                    
             
        
        
        
Most of the particles would pass through with a few moving at small angles because the atom was a low-density, positive material with electrons in it.
 
        
                    
             
        
        
        
South Africa is the most affected
        
                    
             
        
        
        
Answer:
C.
Explanation:
He ran at noon on the beach seems to be the best answer.