5, In accordance with Article 8 of LD 271299. which of the following are the duties of the Marine Worker? I. Guarantee the conditions of efficiency of the work environment II. He must not in his own initiative, fulll the operations or maneuvers that will compromise his own safety and that of the other workers III. Observe the provisions laid down by ship-owner and master for the purpose of hygiene and safety of the work environment onboard the vessel IV. Correctly use the work equipment, substances and technical-sanitary devices onboard, and the individual protective devices provided by the owner I. II and III I, III and IV II, III and IV I. II III and IV 9-???\