Keywords
1 person, 20, 20's, 20-25 years, 20-29, 20s, academic, academy, ambition, ambitious, and operations research occupations, asia, asian ethnicity, black hair, books, chinese ethnicity, college, color image, colour image, computer, computers, dark hair, daylight, daytime, delight, education, eyeglasses, glasses, grey pullover, grey sweater, happiness, happy, indoor, information, information technology, informative, inside, joy, joyful, joyfulness, joyous, knowledge, laptop, laptop computer, learning, libraries, library, looking at camera, looking over shoulder, male, man, mathematical, men, mid twenties, notebook, one man only, one person, one young man only, oriental ethnicity, pleasure, satisfaction, school, schooling, selective focus, short hair, sitting, smiling, spectacles, student, study, study room, studying, sunglasses, thirties, three quarter length, three-quarter length, tutoring, twenties, twenty, uni, university, university student, vertical, wireless, young adult, stock image, images, royalty free photo, stock photos, stock photograph, stock photographs, picture, pictures, graphic, graphics, fine art prints, print, poster, posters, mural, wall murals, 00915ap07830