By using a writer avoids words and phrases that unfairly and even unethically categorize or stigmatize people in ways related to gender, race, ethnicity, age, disability, or other personal characteristics.

bias-free language.

Explanation:

An objective method is an unbiased approach to literary work which starts with a complete description of it and it relates to the physical elements or technical properties of the work involved. By using bias-free language a writer uses factual information and therefore avoids any inclination towards the discrimination based on age, sex, ethnicity, etc.

bias-free language

Explanation:

Bias - free language -

It refers to the language which is unbiased in nature , is referred to as the bias - free language .

There is no discrimination on the basics of age , race , physical disabilities and ethnicity .

Hence , from the given information of the question,

The correct term is  bias - free language .

i honestly speaking this is too long