In order to assess each trainee in the performance of a practical demonstration, the assessor should __________.

Correct Answer: Option D — refer to a checklist that represents the skill process as required on board the vessel

Using a standardized checklist ensures that assessments are objective, consistent, and transparent. It allows the assessor to verify that every critical step of a procedure is performed correctly, ensuring the trainee meets the specific performance criteria required for certification and maintains safety standards across all evaluated mariners.