Final answer:
The National Minimum Drinking Age Act of 1984 prohibits individuals under the age of 21 from consuming alcohol on licensed premises, making all choices provided incorrect for a 20-year-old. Thus, the answer is 5) None of the above.
Step-by-step explanation:
Regarding the question, "On a licensed premise, when can a 20-year-old drink alcohol?", it is important to consider the National Minimum Drinking Age Act of 1984, which requires states to set the minimum legal drinking age to 21. This law is critical to understanding when a 20-year-old can legally drink alcohol on a licensed premise.
According to this federal legislation, individuals under the age of 21 are generally prohibited from drinking alcohol in licensed establishments. Therefore, the correct response to the options provided is: 5) None of the above.Calls for the prohibition of alcohol have been a recurring theme in American history, with the 18th Amendment instigating a nationwide ban in 1919, which was later repealed by the 21st Amendment in 1933.