Who may serve as the "person in charge" of loading and discharge operations aboard a tankship?

Correct Answer: Option B — A credentialed officer who holds a tankerman-PIC endorsement

Per 33 CFR 155.710 and 46 CFR 13, transfer operations on tankships require a credentialed officer holding an official Tankerman-PIC endorsement to ensure direct, qualified oversight of hazardous cargo handling and spill prevention protocols.