Knowledge of greek and latin prefixes and roots is a reading skill.
a. true
b. false

This statement is true. There are many Greek and Latin prefixes and roots that are repeated in different words and in different languages. If person is familiar to the meaning of some of these prefixes and roots, the person can establish a relation to the context of the reading and try to guess the meaning of the word he or she does not know the meaning of.

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.  

im not