[单项选择]

A smart man once said that the only thing necessary for the triumph of evil is for good men to do nothing. So, as a policeman , I have some urgent things to say to good people.
Days after days my men and I struggle to stop a tidal wave of crime. Something has gone terribly wrong with our once-proud American way of life. It has happened in the area of values. A principle ingredient is disappearing, and I think I know what it is: accountability.
Accountability isn’ t hard to define. It means that every person is responsible for his or her actions and liable for their consequences.
Of the many values that hold civilization together — honesty, kindness, and so on — accountability may be the most important of all. Without it, there can be no respect, no trust, no law — and, ultimately, no society.
My job as a policeman is to impose accountability on people who refuse, or have never learned, to impose it on themselves. But as ever
A. less self-discipline.
B. better sense of discipline.
C. more mutual respect.
D. less effective government.