Question: Alcohol-related problems occur at lower rates, but in much greater numbers, among patients with mild to moderate alcohol problems because such patients constitute the greatest proportion of the drinking population.
Heavy drinker account for a small portion of the drinking population.

Answer: it is not possible to tell

Question: His first Odditorium opened at the Chicago World's Fair in 1933, and the cartoon features based on his collection are still syndicated worldwide.
The World Fair was in Chicago in 1933.

Answer: yes

Question: Madeira was awarded further cachet when the last of the Austro-Hungarian emperors, Charles I of Austria (also Charles IV of Hungary), chose Madeira as his home in exile after the war.
Madeira gave up his cachet when everyone else decided to stay.

Answer:
no