What inference is most reasonable from studies of visual searches where the target stimulus "pops out" when placed in an array of stimuli that differ from the target in one specific way?

A) The attribute that makes the one stimulus differ from the others may be a perceptual primitive.
B) Looking at such an array requires a series of steps of information processing.
C) Figure-ground separation requires sharp boundaries.
D) In the visual search task, top-down processing is more important than bottom-up processing.

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gizeal bahati · Accepted Answer

Final Answer : A, Explanation :  The fact that one specific attribute can cause the target stimulus to pop out suggests that this attribute may be a perceptual primitive - a basic visual feature that is detected automatically and independently by the visual system.

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