Hello. You did not present the text to which this question refers, which makes it impossible for an answer to be accurately formulated. However, I will try to help you in the best way possible.
A political or social bias occurs when the author of a text is biased or inclined to support only a political or social position in relation to a given topic. This support is so strong that the author is often opposed to recognizing the problems that this position presents, showing full interest only in this aspect.
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