Elderly man teacher on a blank chalkboard during lesson, teaching class at college. Education and knowledge concept. Academic success.
Elderly man teacher on a blank chalkboard during lesson, teaching class at college. Education and knowledge concept. Academic success
Size: 5460px × 3529px
Photo credit: © Volodymyr Tverdokhlib / Alamy / Afripics
License: Royalty Free
Model Released: Yes
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