Some studies indicate that alcohol advertisements on television cause people to increase their alcohol consumption. In Arcadia, however, where there has been a ban on alcohol advertising for the last ten years, alcohol consumption per capita is at least as high as in countries that do not have such a ban in place.
Which of the following statements draws the most reliable conclusion from the information above?
A. People tend to consume more alcohol if they are exposed to alcohol advertisements than if they are not exposed to those advertisements.
B. Advertising has no effect on whether people consume more or less alcohol.
C. Advertising cannot be the only factor that determines an individual's consumption of alcohol.
D. Most people continued to consume alcohol after the ban was implemented.
E. If advertising for alcohol were allowed in Arcadia, it would be extremely effective.