Ключевые слова: adolescence, african american ethnicity, both male and female, carte blanche, caucasian ethnicity, classroom, differential focus, education, face to face, female, high school, high school student, hispanic ethnicity, indoors, lesson, male, man, projection screen, schoolboy, schoolgirl, student, talking, teacher, teaching, teenage boy, teenage girl, teenager, three people, young adult, young man,