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Female speaker giving presentation in lecture hall at university workshop. Rear view of unrecognized participants listening to lecture and making notes. Scientific conference event.
Abstract blue wave background. Dynamic shapes composition. Suit for business, corporate, institution, conference, party, festive, seminar
Business man is making a speech in front of a big audience at a conference hall. Speaker giving a talk on corporate business or political conference. Politician talking to group of people
The Salk Institute for Biological Studies in La Jolla, California, highlighting its modern architectural design against a clear blue sky.
Government officials and national public building workers tiny person concept. Democratic community labor work in federal house vector illustration. Legal finance and economic ministry bank workers.

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