After Sharon stares at a patch of saturated green color for a brief period of time, she looks at a white surface and sees a red patch of color. This perceptual phenomenon is best explained by

a. opponent-process theory

b. selective attention

c. retinal disparity

a. opponent-process theory

Explanation:

this null effect is caused by a weak manipulation and ineffective internal validity. in a scientific study, as the one dr. morimoto is trying to perfom, internal validity refers to the confidence placed in the cause-effect relationship and to how well an experiment is done and able to eliminate confounding variables.        

elastic potential energy