Black Friday: lifetime access is on a special offer in the app, until November 30. Black Friday: special offer on lifetime access, until November 30. Download
대중지는 사람들에게 정보를 전달하는 중요한 역할을 합니다.daejungjineun saramdeurege jeongboreul jeondalhaneun jungyohan yeokhal-eul hamnida.Mass media plays an important role in delivering information to people.