Answer: C. Draw a conclusion based on the given information.
Explanation:
It allows him to hear the war drum that forces him to kill. The acute silence makes the narrator so uncomfortable, he must make the old man scream. The narrator thinks that only killing the old man will make all of the surrounding noises disappear
Border marks where a country is : a country is encompassed by borders. This is similar to ocean and shores: shores mark where the ocean is: an ocean is encompassed by the shores.
The answer is d.