Paragraphs 13–14 provide historical background about the Delta Zeta sorority on the DePauw campus. Is this information necessary to the article? If so, how? If not, why not? What is the relationship...

Paragraphs 13–14 provide historical background about the Delta Zeta sorority on the DePauw campus. Is this information necessary to the article? If so, how? If not, why not? What is the relationship between paragraphs 13–14 and paragraphs 15–16? What is the role of these two latter paragraphs in the article