The answer is option C, "inferred details"
Some domains such as .com, .org, and .net can be purchased and used by any individual. However, the domain .edu is reserved for colleges and universities, while .gov denotes a government website. These two are usually credible sources for information (though occasionally a university will assign a .edu address to each of its students for personal use, in which case use caution when citing). Be careful with the domain .org, because .org is usually used by non-profit organizations which may have an agenda different than educating.
Arrogant due to his fortune and growing up around similar characters. Snobbish due to mistreatment perhaps from a close friend in his childhood. And above all, honest, which may be a product of good upbringing and certainly insight on his true character.
A immediately relating supportive details and information to the audience