[单项选择]Should Sugar Be Regulated like Alcohol and Tobacco Sugar poses enough health risks that it should be considered a controlled substance just like alcohol and tobacco, argue a team of researchers from the University of California, San Francisco(UCSF). In an opinion piece called "The Toxic（毒性的）Truth About Sugar" published Feb. 1 in Nature, Robert Lustig, Laura Schmidt and Claire Brindis argue that it’s wrong to consider sugar just "empty calories."They write: "There is nothing empty about these calories. A growing body of scientific evidence is showing that fructose（果糖）can trigger processes that lead to liver toxicity and a host of other chronic diseases. A little is not a problem, but a lot kills-slowly." Almost everyone’s heard of-or personally experienced-the well-known sugar high, so perhaps the comparison between sugar and alcohol or tobacco shouldn’t come as a surprise. But it’s doubtful that Americans will look favorably upon regulating their favorite vice. We’re a nation that’
A. It contains nothing but empty calories.
B. It is as harmful as morphine and heroin.
C. It works the same way as alcohol and tobacco in the human body.
D. Excessive intake of sugar results in liver toxicity and various diseases.