<span>These nonessential elements, which can be words, phrases, or clauses, are set off with commas. Rule: Use commas before and after nonessential words, phrases, and clauses, that is, elements embedded in the sentence that interrupt it without changing the essential meaning.</span>
Together we promise to share our lives, fortune, and sacred honor!
Our football coach gathered us together are told us to run laps, lift weights, and scrimmage.
As,Not feeling well, he decide to lie down
It seems that you have missed the necessary options that we can choose from, but anyway, here is the answer. The one that best explains Chaucer’s choice to include a “Prologue” in The Canterbury Tales is <span>to explain the purpose of the narrative to follow. Hope this answers your question.</span>