What is bias?

The act of taking notes

A similar thing to prejudice

A kind of reporting

The opposite of research

Similar to prejudice. You have an unfair advantage to someone.

The correct answer would be B a similar thing to prejudice.

That is to say, that bias stands for a prejudice that can be in favor or against a person, thing, etc in comparison to another. Sometimes it is seen as unfair and it can be learned with a cultural context.