I can’t write a whole essay, but here’s a few factors. People help eachother because it makes them feel good, some people believe that they are better people than others for helping people, others help because of their religion, like churches going on missions to other countries, some do it because they have been in a similar situation and don’t want to see the other person suffer.
Answer: I don't really understand what your talking about
B is the most realistic answer considering Amerigo's objective: to provide the students with one-on-one Italian instruction. The rest of them are not one-on-one and are pretty unnecessary.
I hope I helped!
Explanation: When you are reading from an third person omniscient POV you get to know everything, whilst in first person limited you will only know that characters POV