Ключевые слова: 3d, academic, architecture, black, blue, building, building exterior, built structure, caucasian, cell phone, city life, closeup, communication, composite image, computer, computer graphic, computing, connection, copy space, cropped, defocused, device screen, digital, digital composite, digital screen, digitally generated, digitally generated image, distance learning, downtown district, education, elearning, female, female likeness, glowing, graphic, green, holding, human body part, human finger, human hand, human representation, icon, illuminated, interface, internet, knowledge, man, mobile phone, modern, online, part of, phone, resdiantial building, residential district, road, screen, skyscraper, smart phone, studio shot, symbol, technology, text, touch screen, tower, transportation, using, using phone, western script, white background, wireless technology, woman, wristwatch, young adult,