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Conference or scientific seminar. Woman performing on stage in front of an audience in the hall. Business lecture, event. Vector illustration in flat style
Online video. Distance training, streaming, webinar, conference videos. 3D Web Vector Illustrations.
One continuous line drawing of the Audience in the conference hall. The public speaker talks and gives instructions in the conference hall. The public speaker in lectures, in front of the audience.
Man Giving Online Video Lecture, Online Education concept vector illustration.
Medical college students listening to doctor lecture in classroom. Audience of young people classroom asking questions to speaker about heart surgery. For conference, seminar, education concept

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