Keywords
20's, 20-24 years, 20-25, 20-30, 20s, 25-30, adult, ambition, ambitious, answer, aspiration, blackboard, book, brown hair, brunette, calculation, caucasian, chalk, chalkboard, class, classroom, college, color, color image, colour, complexity, computation, concentrating, concentration, copy space, education, equation, examining, fellow, formula, full body, full length, full-length, gentleman, guy, holding, horizontal, human, human being, indoor, indoors, information, inside, instructing, instruction, intelligence, knowledge, learning, male, man, mathematics, negative space, one, one person, people, person, photography, pupil, rear view, result, school, schoolroom, science, solution, standing, student, studying, teaching, textbook, tome, tuition, tutoring, twenties, twenty, university, waist up, waist-up, western european, white space, wisdom, writing, young adult, young men, 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, blm016372