I ' m sorry if I ' ve offended . " He slid their room keys over to them . Jack nodded curtly in acceptance of the apology and pulled Andromeda to the lift . The lift was an amazing feat of engineering . When Jack pressed a button for the third floor they heard a whoosh of rumbling water .

Question: Why did he say " I ' m sorry if I ' ve offended " ?
Answer: None of the above choices .Because Jack nodded curtly in acceptance .Because he slid their room keys over to them .Because he said something offensive .