The three questions in economics help make the best decisions by; the questions give us simple questions, with each question answered, it allows us to find out what is the most efficient and beneficiary to everyone within the nation where the economic questions are being held, it allows us to distribute products to certain people, in the most efficient manner possible and allows us to do it while making enough profit to continue to make more for other groups.
If I'm not wrong it's electric because without electricity many advancements wouldn't have been possible like for example; trains, light, radio etc; hoped it helped!
