Question 3111 Deck General

The correct answer is D) All of the above. According to the regulations governing marine casualties, a "marine employer" can be the agent, owner, or Master of a vessel. The definition is broad and includes any party responsible for the operation of the vessel. This ensures that the appropriate party is held accountable in the event of a marine casualty. The other options (A, B, and C) are all correct because they are encompassed within the broader definition of "marine employer" provided in the regulations.