Writing Assignment – Monophony to Polyphony\Explain the move from the single-melody chant to multiple melodies sung or played at the same time (polyphony). Describe the stages of this development. Do you think that some radical monk started this movement? Explain why you think this move to polyphony was such a giant step in music history. Your opinion is valuable. Please expand on what you read in this lesson. Paraphrase the process and refer to the listening examples to help support the points you are making in this assignment.