Final answer:
The total number of dosages of cigarettes versus alcoholic drinks consumed in the U.S. during a given year is unknown due to lack of specific data comparing the two.
Step-by-step explanation:
When trying to determine if the number of dosages of cigarettes consumed is higher, lower, or about the same as the number of alcoholic drinks consumed in the U.S. during a given year, we must consider several factors. Both substances are widely used, with taxes on cigarettes meant to discourage consumption and generate government revenue, and acute alcohol intoxication being very common. However, without specific data on the total number of cigarette sales and alcohol sales, it would be difficult to accurately compare dosages. The available information does not provide enough detail to answer this question definitively, which would make the best answer (d) unknown as to quantity for both drugs.