[单项选择]U.S. prisons are filled with drug offenders; the number of prisoners tripled over the past 20 years to nearly 2 million, with 60 to 70 per cent testing positive for substance abuse on arrest. The country has spent billions of dollars attacking the problem at its roots. But there is growing consensus that the "war on drug" has been lost. The United States is still the world’’s largest consumer of illegal substances; cocaine continues to pour over the border from Mexico. "Traffic" taps into the national frustration, depicting the horrors of both drugs and the drug war. Without taking sides, the film illuminates the national debate and poses on alternative that Americans seem increasingly willing to consider: finding new ways to treat, rather than merely punish, drug abuse. 　　Policy revolutions―like legalizing narcotics (drugs producing sleep or insensibility) ―remain a distant dream. But there is growing public awareness that the money and energy wasted on trying to check the flow of dr
A. compulsory treatment for drug addiction.
B. forced demand-side reduction in drugs.
C. lessening the fund supply to drugs courts.
D. taking reward or punishment measures.