in the context of this sentence, the word fickle means
fans can be very fickle when it comes to music; they change their minds about their favorite songs frequently.
a) changeable
b) constant
c) loyal
d) picky

marriage difficulties adversely affect parent-child communication

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 don't see any right answer. i don't know english and only math

hello there! there might be some substitutes that dont have experience with students. they only register for having a job. depends maybe on the old people or younger people

hope this