The answer is
(B) The Iron Curtain.
It should be B, sensory description is such an important detail in writings of all sorts, personal essays and fictional writings included.
D. I might wear this black dress or I might wear the red dress.
Answer:
I acted very unintelligently.
Explanation:
You could replace dumb with a more profounded way.
The answer is
“A. The injustice of discrimination.”
The reason for this is that the dog is at old age, stinky and is about to die. And in the book Carlson believes his useless for that reason, and the dog was discriminated for it. The author expressed how society treats (or discriminate) people of old age, person with disabilities and minorities.