Question mark writing on blackboard with chalk

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Size: 6016px × 4000px
Photo credit: © Aleksandar Tomic / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: abstract, background, black, blackboard, board, chalk, chalkboard, classroom, cleaning, college, copy, dark, dirty, empty, grey, high, leftover, leftovers, material, natural, preschool, primary, residuum, school, slate, space, table, text, texture, trails, writing