It sounds to me like they are talking about the setting
Answer:
The business of the head rag irked her endlessly.
Explanation:
just did the test
“When Caitlyn is with Tyler all of her problems seem to disappear. But as things get serious, she discovers Tyler's jealous side. Once she realizes her "perfect" boyfriend is as controlling as he is caring, Caitlyn is faced with a choice: she can either let this relationship define her, or find the courage to break away” (Goodreads)
B. to inform, to persuade, and to inquire