Answer:
Mr. Arrows disappears, where everyone thought that he fell overboard due to being drunk. It is implied in the story later that they think the two men Job Anderson and Israel Hands, may have had something to do with his death, due to the fact that these two men are pirate leaders. By Mr. Arrows dying it allows these two men to gain more control of the ship. Jim overheard these two talking and now believes that it was these two men that helped with his death by keeping him supplied with rum.
Step-by-step explanation: