Pile of white cards with black question marks in close-up, full frame vertical background concept

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Size: 3872px × 2592px
Photo credit: © Sergii Gnatiuk / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: answer, background, bewilderment, cards, choice, closeup, concept, confusion, diagonal, frame, full, ignorance, investigate, mark, marks, mystery, note, opportunity, paper, printed, problem, punctuation, query, question, quiz, sign, solution, solve, symbol, unknown, unsolved, white