The fish died, because, using context clues, the word mournfully is usually associated with death or someone/ something leaving, and since a fish couldn't swim away, we would have to believe that the fish has died.
C) By depicting how Kumalo is robbed is robbed upon arrival in Johannesburg, the novel reflects the crime that was prevalent in urban areas of South Africa in the 1940s.
The answer is D...Tell me if i'm right.