audience lecture hall participating business conference

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Rear view of the hall with people listening to a lecture or participating in a business seminar. The audience listens attentively Royalty Free Stock Photo

Audience in lecture hall participating at business conference. Royalty Free Stock Photo

Audience in lecture hall participating at business conference event Royalty Free Stock Photo

Audience in lecture hall participating at business conference.

Business and entrepreneurship symposium. Speaker giving a talk at business meeting. Audience in the conference hall. Rear view of unrecognized participant in audience.