In this short story it is third person omniscient.
Because the protagonist discovers that he has psychic powers, and turned into a weapon for the US Government. Postmodernism<span> is largely a reaction to the assumed certainty of scientific, or objective, efforts to explain reality.</span>
Learning is taking in new facts, while studying is looking over stuff you already know to prepare for a test. For example: You look over flash cards while studying to remember things you already know. While st school, you take in new information.
I believe that Faustus originally asked Mephastophilis to bring him Helen of Troy because he lusted after Helen and wanted to possess her.
Helen is the symbol of ultimate beauty, and his hedonistic side wanted to indulge his more primal needs.