문제 내용: A: Were you here last night?
  B: Yes. I worked the closing shift. Why?
  A: The kitchen was a mess this morning. There was food spattered on the stove, and the ice trays were not in the freezer.
  B: I guess I forgot to go over the cleaning checklist.
  A: You know how important a clean kitchen is.
  B: I'm sorry.
선택지 1: I won't let it happen again.
선택지 2: Would you like your bill now?
선택지 3: That's why I forgot it yesterday.
선택지 4: I'll make sure you get the right order.