In a study, researchers use a photograph taken in a public park to examine how people perceive, learn, and remember information. in the photograph, a woman is standing near a man who is seated on a park bench. the women appears to be shouting at the man.

participants in the study are exposed to the photograph for 10 seconds and then are shown, each for 10 seconds, several other photographs of people interacting. when all the photographs have been shown, the participants are asked about what they saw in the "public park" photograph. a significant number of participants describe the man as being the aggressor in an apparent disagreement with the woman.
describe how each of the following concepts explain the perception of these participants.

i just need with how behavior modification explain the perception.
the definition for behavior modification is, the use of learning techniques to modify or change undesirable behavior and increase desirable behavior.