Ключевые слова: absence, academic, back to school, bar graph, blur, book, bright, brightly lit, business, career, casual clothing, caucasian, child, childhood, class, classmates, classroom, closed, composite image, computer graphic, corporate, day, defocused, development, device screen, digital, digital composite, digital screen, digitally generated image, education, elementary school, female, finance, friend, friendship, full frame, girl, glass material, graph, graphic, gray, green, happiness, holding, illustration, indoors, job, knowledge, learn, learning, lesson, line graph, map, number, occupation, office, panoramic, place of work, portrait, profession, professional, pupil, school, schoolchild, side by side, smiling, standing, stock, student, studying, teacher, teaching, technology, three quarter length, togetherness, transparent, variation, various, white, workplace, world map,