If You Hold Three Fingers Up in Front of You

question 38

Multiple Choice

If you hold three fingers up in front of you at arm's length,you will not only see three extended digits,but you will also "see" two "Vs" in the negative space between your fingers.According to theories of perception,what explains why we perceive lines when they are really not present?

• A) The law of Pragnanz
• B) Illusory contours
• C) Perceptual sets
• D) Unconscious inferences