题目内容：
Which of the following statements is Mr.Zwerling’s own appreciation of the barking problem?
A．The ordinance is not tough enough since it allows a dog bark for 30 minutes. B．The problem can only be solved ifpeople are civil enough to each other.
C．Financial punishment is the best way to ban dogs from barking.
D．The city should try its best to resolve the matter through mediation.
参考答案：
答案解析：