My impressions of the narrator in "The Raven," is that the narrator is had kind of lost it. He's mad in the head. That is my impression of the narrator because in the poem he spent an awfully long while being thrilled with the fact that someone knocked on his door. Only to open the door to nothing more but darkness.
Answer:
Hello friend!
Explanation:
What are you having trouble with? I am happy to assist you with whatever you need.
The animals that are being sampled are can die if the sample is not made with properly
Id go with the second choice, REPETITION because he says "let both sides" over and over again.
good luckk