A white student posing as a study participant makes a racist comment about a black participant when he briefly leaves the room.The remarks ranges from moderate to extreme racial slurs.

• 一名佯装成研究参与者的白人学生，在一名黑人学生短暂离开房间时发表有关他的种族主义言论，有些言论温和，有些则是极端的种族污蔑。