IMSO 2018 Science International - Theory I Question 8

The table below shows the color of different colored objects when placed under
blue, green and red light.
Original color of
object
Color of object when placed under
Blue light
Green light
Red light.
blue
blue
black
black
red
black
green
red
yellow
yellow
green
red
white
blue
green
red
How many mistakes are there in the table?
A. 2
B. 3
C. 4
D. 5