In a Classic Study, Heider and Simmel (1944) Showed People

In a classic study, Heider and Simmel (1944) showed people a film clip of a large triangle and small triangle moving around and out of a larger square. When the researchers asked people what was going on in the clip, what were the findings?

A) People explained the events in terms of intentional actions committed by the shapes.
B) People simply listed the shapes that they had seen in the video.
C) People suspected that the experimenters were doing something suspicious while distracting them with the shapes.
D) The majority of the participants were completely unable to make sense of what they had seen.