Agree because it make sense
The author shifts away from his personal journey because this is not a description of his personal journey, and to focus on it would be to detract from the facts and purpose of the story (Indian culture). The pollution is causing the building to deteriorate, and it is a casualty because it is a unintended consequence from humans living there.
Roughly about 5-6 million?
They would need to be creative and be good with details. I'm big on details so it's my opinion, but they do need details and a good story line that would make sense. They'd need to be good with spelling and grammar and all that fun stuff. Hope this helped a little but!!
The answer to your question would be D. hasty generalization, because a rabbit and dog may both have 4 legs but are clearly different animals, so they are assuming to quickly that they are the same things, making a hasty/quick generalization/assumption based off of similarities, hope that this helps! :)