According to the 33 CFR regulations pertaining to signatures required in the Oil Record Book, what statement is true?

Correct Answer: Option C — The person in charge of an operation signs for that entry, and the master signs each page.

33 CFR 151.25(h) mandates that each operation recorded in the Oil Record Book must be signed by the officer or officers in charge of the operations concerned. Furthermore, each completed page must be signed by the master of the vessel to verify the accuracy of the recorded entries.