The correct detail with respect to this excerpt is that " He turned as white as a sheet the moment he heard that, and gasped out horribly, "That-that-why, that was arsenic!" But he never explained in a single word how he knew it, or where it came from. I knew... So, the correct option is B. 
<h3>What is the narrator?</h3>
The narrator may be defined as a person who signifies a story or conveys an account of something appropriately. 
The context of this excerpt illustrates the text that affirms the thoughts of the narrator in suspecting Lemarchant in poisoning him. 
Therefore, the correct option for this question is B or statement 15. 
To learn more about Narrators, refer to the link:
brainly.com/question/1934766
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B and D
The colonists didn't like being taxed extra for goods like sugar and tea, and soldiers in America gave off the idea that they would be punished if they stepped out of line.
        
                    
             
        
        
        
Chinese Immigration and the Chinese Exclusion Acts. In the 1850 s, Chinese workers migrated to the United States, first to work in the gold mines, but also to take agricultural jobs, and factory work, especially in the garment industry