blackboard interaction complex

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Size: 3000px × 2000px
Location:
Photo credit: © PixelsAway / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: arrow, blackboard, blank, board, caucasian, chalk, chalkboard, colorful, complex, complicated, crumpled, european, feedback, horizontal, interaction, line, note, paper, relation, relationship, sheet, sticky, texture, uninhabited