The Oil Record Book for all fixed or floating drilling rigs is the property of the __________.

Correct Answer: Option D — U.S. government

The Oil Record Book is a mandatory regulatory document required by 33 CFR 151.25. Because it serves as a primary record for environmental compliance and potential enforcement actions under MARPOL and U.S. law, it is considered the property of the U.S. government and must be available for inspection at all times.