Read the sentence.
To avoid showing prejudice the teachers judging the school's writing contest won't
read the papers of their own students.
The prefix pre-means "before.” The root jud means "think, suppose." Which of the
following is the BEST definition of prejudice?
a feeling of doubt
an opinion that is already held
a change of belief
an idea that is strongly defended

the dictionary definition of ubiquitous is "present, appearing, or found everywhere".

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.  

i believe the answer is b. we

the answer is   c the cold war