Read the passage.
congratulations
as you know, the position for which you are applying requires superlative problem-solving skills in a variety of arenas, and the ability to think critically on the fly is essential. to evaluate your ability in this area, the practical portion of the interview process consists of a series of locked-room puzzles. you will need to use all of your ingenuity to find the key to unlocking each room. there are six rooms total; four of the rooms will have individual time limits, while the remaining two rooms will be untimed. you will be observed by the interview team from a remote location, and your progress through the rooms will be recorded.
which statement best reflects how the language in this passage serves the author’s purpose?

it allows the author to deliver details about the interview in a way that is casual and comforting.

it allows the author to reveal his or her true feelings about the interview process and the candidate.

it allows the author to provide subtle hints about how to impress the interview team.

it allows the author to convey information clearly in a formal and professional way.