man giving a presentation to a small group of people in a room

man giving a presentation to a small group of people in a room. The presenter is wearing a light-colored vest and jeans. He is standing and gesturing as he speaks. The audience consists of four men, one is seated on a blue plastic chair and another is seated on a green plastic chair, both are wearing similar vests. The rest of the men are seated on wooden chairs and writing in notebooks. The room is simple, with bare walls and a window. There is a whiteboard in the corner with notes written on it.