The legal age to drink alcoholic beverages in most states, including the one referenced in the question, is 21. This law is established under the National Minimum Drinking Age Act of 1984, which set the minimum legal drinking age to be 21 years old across the United States. This age limit was implemented to reduce alcohol-related accidents and health issues among younger individuals, as research indicated that younger people are more susceptible to the negative effects of alcohol.
The other age options provided do not align with the current legal standards set by federal law. While some states may have had different age limits in the past, and there are variants in certain circumstances (such as drinking for religious ceremonies or certain cultural practices), the general legal age across all states, coding for public health and safety, is 21. This standardization aims to create a uniform legal framework to prevent confusion and to promote responsible alcohol consumption among citizens.