I am facing difficulties in ascertaining the acceptability...

I am facing difficulties in ascertaining the acceptability of an employee's {document type} for either Section {1 or 2} of the I-9 Form. The employee has submitted {additional document type} and {another document type}, yet it remains uncertain if these documents meet the criteria for verifying employment eligibility. Could you furnish me with a comprehensive list of acceptable documents and the requisite instructions for completing the I-9 Form, along with any supplementary measures I may nee