Jovem menina estudante afro-americana pensativo em sala de aula com amigos - Banco de fotos e imagens

African american casual businesswoman sitting and talking on smartphone in loft office with colleagues working behind

Selective focus of displeased boss standing with hand in pocket near dismissed manager holding box with folders and documents

Cheerful male student and female teacher with outstretched hands holding university books in classroom

Female teacher looking at male student holding smartphone during lesson in classroom

Male student and female teacher in formal wear looking at university books in classroom

Female teacher checking exam results of male student in classroom

Pensive female teacher touching chin and checking exam results of male student in classroom

Smiling female university professor with outstretched hand standing in classroom

Smiling male student and female teacher holding university books and looking at camera in classroom