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Black and blue, respectively
red and blue makes black
Black because green light is absorbed by the blue sky
BLACK because the apple absorbs the blue light and there would be no light to reflect.
A red ball would appear black under blue light.
No, it doesn't.
Black
Black.
sometimes if the black ink i very light, and there was a blue tattoo under it.
A red car i think...
the tomato would appear black.
it will glow white, or more than likely, blue