Which is an example of a PRIMARY source that could be used to verify
the information in section 7?
A)
a record from Sacramento County
B)
this article is a primary source
C)
a textbook on California history
D)
a PBS special on Western transportation

i used to know but i learned it a long time ago sorry

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.  

c. would be the answer : )

explanation:

wheres the passage with the idiom underlined