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.
The answer to this question is the third statement which is "innate ideas exist because we are all born with them". Although there are some philosophers who disagree with this concept. Innate ideas are ideas that are inborn. We have already this idea even we don't have experience.
