Answer:
Commas set off clauses and nonrestrictive elements from the rest of the sentence
Explanation:
its broadest sense, is a rhetorical device, literary technique, or event in which what appears, on the surface, to be the case, differs radically from what is actually the case.
Allen states that since freedom of conscience and expression si in the First Amendment of the Constitution, then it is of the most importance to Americans.
The correct answer should be A. Allusion
Allusion is when a writer points to a piece of art from a previous time period and understanding this allusion requires the reader to have knowledge of the work of art. Here, the reader needs to know the story of Midas in order to understand the allusion.