![](http://www.alamy.com/thumbs/6/BCC4A9B3-7C6E-486A-878E-A3ED32F1503E/M6T8E4.jpg)
Blank white speech bubbles hanging from a cord in front of a black Board.
Size: 6000px × 4000px
Photo credit: © Alexskp / Alamy / Afripics
License: Royalty Free
Model Released: No
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