Verified answer

Blue , but my favorite is red, because it makes the page prettier

Blue

Blue

Blue, I work with a lot of legal documents and the only way to know the Original from the Copy is to have everyone sign in blue ink.

Black ink

I prefer black because a lot of forms if you read them require black ink. If you get stuck with only blue ink pens SOL.

I prefer black ink

Black

Black!

Black.

blue ink definately