Answer:
B.
Explanation:
This illustrates a strict adherence to social rules. "(...)that was the way in which you wasted your time and money".
Option A doesen't have anything to do with manners.
Option C is formed by "being a gentleman". Depending the social context and it's rules, you could easily be a "gentleman" and be baptised. This is not the case.
Option D: In this excerpt there isn't a value of education over religion.
I believe the correct answer is B. end on a note that's likely to stick in the reader's mind.
If you want your essay to stick out from a bunch of other similar essays, you need to have a good 'punchline.' There has to be something in your conclusion which will make your readers remember the essay if you want to differ from a sea of other writers.