In black and white [closed]

Question

Make a sentence by this idiom 

in black and white 

The answer that get alot of likes I'll choose it as the best answer 

Answer 1

In the past, the films were in black and white.

Before going out, I always slip in black and white clothes.

Comments

Wait no in black and white this is an idiom it means that you have a proof,  a written proof
Or any official document

Example :we have a clear rule in black and white that this action is illegal

I hope you get it

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Thanks, I thought something else, continue.
"I think you needed to write "it's an idiom.

Answer 2

It's either white or black but not grey -- I bet if someone knows what I mean--0

The example : We all do things in black and white

Comments

My brother no in black and white this is an idiom it means that you have a my

proof,  a written proof
Or any official document
example :we have a clear rule in black and white that this action is illegal
I hope you get it

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Really! I thought it's related to something good and bad or something wrong or right! But here it means a proof. Ok thanks a lot, Tiba

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You're welcome:)

Answer 3

These things in black and white so, you must do these