Question

What does bias have to do with comparison and contrast?

Bias is another word that means the same as comparison/contrast

Authors may show bias in writing comparison/contrast pieces

Readers will learn about bias when reading comparison/contrast

Comparison/contrast works to avoid all forms of written bias

Answer 1

By definition, bias is a prejudice in favor of or against one thing, person, or group compared with another. In short, it shows unfairness. So what bias has to do with comparison and contrast is that,  comparison and contrast works to avoid all forms of written bias. Hope this answers your question.