a group of people in a classroom watching a presentation a group of people sitting in a classroom a group of people sitting in a classroom watching a presentation a group of people in a classroom watching a presentation a group of people sitting in a classroom watching a presentation a group of people sitting in a classroom a group of people in a classroom watching a presentation a group of people sitting in a classroom a group of people in a classroom watching a presentation a group of people sitting in a classroom a group of people sitting in a classroom watching a presentation a group of people sitting in a classroom a group of people in a classroom watching a presentation a group of people in a classroom watching a presentation a group of people in a classroom watching a presentation a group of people sitting in a classroom a group of people in a classroom watching a presentation a group of people sitting in a classroom watching a presentation a group of people sitting in a classroom a group of people sitting in a classroom watching a presentation a group of people in a classroom watching a presentation a group of people sitting in a classroom watching a presentation a group of people in a classroom watching a presentation a group of people sitting in a classroom watching a presentation a group of people in a classroom watching a presentation a group of people sitting in a classroom a group of people in a classroom watching a presentation a group of people in a classroom watching a presentation a group of people in a classroom watching a presentation a group of people sitting in a classroom
Three people giving a presentations in front of a group. Group of people holding a demonstration in front of a crowd.  a person standing in front of a class  a person is standing next to a television in front of people The man and woman are doing a presentation in front of an audience.