Explanation:
While the main idea is usually in the first sentence, the next most common placement is in the last sentence of a paragraph. The author gives supporting information first and then makes the point in the last sentence.
 
        
             
        
        
        
<span>carefully and scientifically :P</span>
        
                    
             
        
        
        
<span>Which is more likely to be the same throughout the world an elements symbol or its name?
And Elements Symbol</span>
        
             
        
        
        
Answer:
c .. while cassius and others have noticed ...
Explanation:
taking it