So here,
Sam, Sally and John are on the boat and are sailing to find a island.Suddenly the motor stops working. They all were worried. Sally started crying because the boat was not moving. After that they see a mountain. And decides to Swim till there.
Answer:Pragmatics
Explanation: Pragmatics involves the rules for appropriate and effective communication. Pragmatics involves three skills: using language for greeting, demanding, etc. changing language for talking differently depending on who it is you’re talking to following rules such as turn-taking and staying on topics