Ключевые слова: 20s, academic, background, caucasian, chair, chinese, college, concentrate, concentration, desk, female, focus, holding, indoors, information, institute, institution, knowledge, learn, learning, looking, looking away, male, man, mixedrace, note, read, reading, scholar, sitting, student, students, study, studying, table, think, thinking, university, woman, work, working, writing, young adult,