When an economist means "land" he means how much property you have .
C is the answer to your question
Yes, this is a good hook. This author used an anecdote for the hook which told a quick story that was not only interesting, but provided him with reasoning for his case. This hook backs up the overall point and pulls the reader in for more.
The answer would be B. I just did this question
For starters the format is different. Also the structure of the writing is different in an business format writing would be formal whereas the writing for an argumentative essay would be more informal. Hope this helps:))