Keywords
30-35 years, 35-40 years, adult, adults, class, classroom, color, complexity, diverse, diversity, educate, educating, education, ethnic, eye glasses, eyeglasses, eyesight, glasses, gray hair, head and shoulders, horizontal, idea, ideas, indoor, indoors, inside, instruct, instructing, instruction, instructor, intelligence, intelligent, interior, japanese ethnicity, knowledge, look, looking away, male, males, man, men, minorities, minority, occupation, one man only, one mid adult man only, one person, only men, only mid adult men, people, person, profession, professional, profile, school, side view, skill, skilled, talk, talking, teach, teacher, teachers, teaching, vest, vision, wall, whiteboard, 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, bld010445