interior of a large room, likely a lecture hall or auditorium, filled with people

interior of a large room, likely a lecture hall or auditorium, filled with people. The room has a white ceiling with fluorescent lighting and a ceiling fan. The walls are painted in a neutral color. Windows are visible along one side of the room. Most of the occupants are seated at desks or chairs, facing towards a stage area. Some people are looking at their phones or talking. The stage area is decorated with draped fabric in purple and red. The camera moves to capture the whole scene.