Which MARPOL-related documents are essential to demonstrate compliance during chemical cargo operations?

• A. Oil Record Book Part I (cargo/ballast) and Garbage Record Book only.
• B. Ballast water log and Garbage Record Book only.
• C. Oil Record Book Part I (cargo/ballast), Garbage Record Book, Cargo Record Book (Annex II for NLS), OWS logs, gas testing records, and relevant SDS.
• D. Cargo manifest and fuel oil inventory only.

Answer: (C)