Ключевые слова: 20s, background, book, books, bookshelf, brown hair, brunette, caucasian, college, digital tablet, education, happy, holding, indoors, information, institute, institution, knowledge, learning, library, literature, male, man, part of, research, scrolling, smile, smiling, standing, student, students, study, studying, tablet computer, tablet pc, touching, touchscreen, university, using, woman, young adult,