Recently in our county, sales of beer have suffered a significant decline in restaurants, nightlife establishments, and retail stores. During this same time, the sheriff's office has initiated a new and well-funded campaign against the short-term dangers and long-term health risks caused by alcohol consumption. Therefore, the decrease in beer consumption has been caused by consumers' awareness of the dangers and risks of alcohol consumption.
Which of the following, if true, most seriously calls into question the explanation above?
【选项】
Heavy beer drinkers may have withdrawal symptoms, such as anxiety, that create other difficulties in their lives.
选项是否正确？