Answer:
Customs
Explanation:
A novel of manners generally recreates a fictional version of a society and developing a complex and realistic version of a society. This may include drawing tradition (customs) from one or more societies, and implementing them into this realistic imaginary society.
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That seems to me to be subjective. All of them have signs of him being a risk taker. B seems like the correct answer because he's on a rooftop drinking whiskey like a dummy. The most risky.
The website with the URL .edu will be more credible because .com tends to be a commercial site while .edu is an educational site.