Positieve senior man praten op smartphone en wijzen met de vinger geïsoleerd op grijs - Stockfoto’s en -afbeeldingen

Shocked elderly man looking at camera while holding smartphone with blank screen isolated on grey

Smiling senior man holding medical mask isolated on grey

Confused senior man showing dubium gesture while looking at camera isolated on grey

Excited senior man in bow tie pointing with fingers at camera isolated on grey

Smiling senior man in shirt and jacket pulling hand at camera on blurred foreground isolated on grey

Portrait of worried aged person two arms fingers crossed teeth grin look camera isolated on yellow color background.

Photo of cute aged beard man look promo wear khaki shirt isolated on yellow color background.

Smiling elderly man in bow tie holding jacket and pointing with hand isolated on grey

Senior lecturer holding piece of chalk and looking away

Grey hair professor pointing on something at blackboard

Senior lecturer pointing on something in lecture room

Smiling grey hair professor holding stack of books with apple on top

Surprised senior man inserting earphones isolated on dark grey

Smiling grey hair professor holding wooden pointer

Happy senior lecturer buttoning shirt

Smiling senior lecturer pointing on tablet isolated on white