Final answer:
The question deals with saving lives by implementing a free public taxi service to prevent intoxicated driving, relating to social studies and public health and safety.
Step-by-step explanation:
The argument in the question supports the idea that lives could be saved if a free public taxi service were implemented as a way to prevent intoxicated drivers from causing car accidents. This proposal is presented as a solution to the problem of drug and alcohol-related vehicular fatalities. The student is likely examining topics related to public health and safety, the impact of substance impairment on society, and the role of government and public services in mitigating these issues. Examples provided illustrate the severe consequences of driving under the influence and suggest alternative strategies, such as free transportation or stricter laws, as methods to reduce accidents and fatalities linked to substance abuse.