Leading the discussion and ensuring that all members have a chance to participate best describes the group role of

participant.

note-taker.

facilitator.

timekeeper.

The correct answer is C. Facilitator.

Explanation:

In group discussions, it is common there are different roles as this guarantees the discussion can develop properly and is effective. In the case of the facilitation, this is one of the most important roles as the facilitator is commonly in charge of leading the discussion, which means he or she introduces the topic, objectives, and rules of the discussion; also, he or she assigns turns for participants to speak and ensures everyone participates by assigning turns and time to everyone including those that might seem reluctant or shy. Thus, the role described is Facilitator.

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.  

the answer is c? i just got it write