Ключевые слова: 20s, academic, book, bookshelf, campus, college, college student, computer, desk, education, female, higher education, information, knowledge, laptop, library, literacy, literature, mixedrace, notebook, novel, office, pen, pile, reading glasses, school, shelf, stack, student, study, technology, textbook, typing, university, university student, using, web courses, wireless, woman, workplace, young adult,