Ключевые слова: attendee, audience, audience engagement, audience member, audience seating, auditorium, auditorium seating, business event, conference, conference room, crowd, crowd focus, crowd participation, event, event attendee, event space, formal attire, gathered, keynote, keynote speaker, lecture hall, presentation, presentation hall, presentation setting, professional event, public speaking, red seating, red velvet seats, seating, seminar, seminar attendee, seminar participant, speaker, speech, spotlight, stage, stage backdrop, stage lighting, stage performance, theater, theatrical venue, ticketed show, viewing gallery,