male speaker giving presentation hall workshop audience conference rear view unrecognized

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Male speaker giving presentation in hall at workshop. Audience or conference hall. Rear view of unrecognized Royalty Free Stock Photo

Male speaker giving presentation in hall at workshop. Audience or conference hall. Rear view of unrecognized

Attention. Male speaker giving presentation in hall at university workshop. Audience or conference hall. Rear view of unrecognized participants. Scientific, business event, training. Education