Why is position paper biased?

The main motive of a position paper is to induce assistance to an issue. It defines a position on a matter and the logic for that position. The position paper is built on pieces of evidence that provide a rock-solid base for your line of reasoning.

Explanation:

the sentence that avoid faulty coordination is:

culture, which is well represented in philadelphia, plays a major role including theatre, music, and the visual arts.  

faulty coordination occurs when the writer gives equal importance two different ideas (clauses) which in fact are not equivalent. in order to correct a misplaced clause or idea, the writer can place less important or emphatic ideas in a relative clause as in the previous sentence.