Which of the following visual phenomena is not associated with colour processing in retinal ganglion cells?
A)
You notice that your sister perceives two yellow stars differently depending on the colour of the wall they are stuck to.
B)
While grocery shopping with your dichromatic best friend, you notice that he has trouble distinguishing red grapes from green grapes.
C)
When asked to imagine a colour intermediate to red and green, you are unable to do so, but you can easily imagine a colour intermediate to red and yellow.
D)
After having stared at a yellow butterfly for an extended period of time, there appears to be a blue butterfly when you look at your white bedroom wall.
Answer: B