Final answer:
Form I-9 must be presented for inspection within three days of the request by the Department of Labor. This requirement is part of the Immigration Reform and Control Act of 1986 to prevent unauthorized employment.
Step-by-step explanation:
The question pertains to Form I-9 regulations which are a part of the Immigration Reform and Control Act of 1986. According to the U.S. Citizenship and Immigration Services (USCIS) guidelines, an employer must present Form I-9 for inspection by the Department of Labor or other federal government officials. The correct answer to the question is that Form I-9 must be made available within three days of the request.
The introduction of Form I-9 was a measure against unauthorized employment, necessitating employers to verify the identity and eligibility of their employees to legally work in the United States. Failing to present Form I-9 within the stipulated timeframe may lead to penalties, emphasizing the importance of compliance by employers with the established immigration laws.