Then it dawned on him that Fenjin must have been sent over by his bride. What a stupid woman! A bookworm, who only knew how to read foreign novels! He had expected that she would contact the school's Security Section, which would for sure send a cadre here. Fenjin held no official position; he merely worked in a private law firm that had just two lawyers; in fact, they had little business except for some detective work for men and women who suspected their spouses of having extramarital affairs. Mr. Chiu was overcome with a wave of nausea.
What word best describes Mr. Chiu's tone in this excerpt?
• infuriated
• patient
• patronizing
• understanding