![](http://www.alamy.com/thumbs/6/84F51636-24EA-40BC-894B-38FDE33D1CDD/2H8X7G1.jpg)
Digital composite of black question marks over empty classroom with wooden desks in school
Size: 4096px × 2160px
Location: Cork, Ireland
Photo credit: © Wavebreakmedia Ltd IAT-211128 / Alamy / Afripics
License: Royalty Free
Model Released: No
Keywords: black, blackboard, blank, chalkboard, class, classroom, college, composite, desk, desks, digital, education, elementary, empty, interior, knowledge, learn, learning, lesson, mark, marks, question, room, school, student, study, studying, teacher, university, wooden