“I am the less surprised at what has happened,” replied Sir William, “from that knowledge of what the manners of the great really are, which my situation in life has allowed me to acquire. About the court, such instances of elegant breeding are not uncommon.” Scarcely anything was talked of the whole day or next morning but their visit to Rosings. Mr. Collins was carefully instructing them in what they were to expect, that the sight of such rooms, so many servants, and so splendid a dinner, might not wholly overpower them.

–Pride and Prejudice,
Jane Austen

Which statement identifies contextual details about the setting?

Sir William is comfortable being with people of good breeding.
Everyone is busy preparing for their trip to Rosings.
Mr. Collins tells everyone what they should expect during their visit.
The rooms at Rosings are likely to impress the visitors.