explanation for the origins of the Crusades | Quick Homework Help

I’m studying for my History class and don’t understand how to answer this. Can you help me study?

Using only the sources provided, primary and secondary, compile on essay (3-4 pages) discussing the explanation for the origins of the Crusades. The sources include and are limited to:

• Gregory VII Calls for a Crusade
• Urban II at the Council of Clermont
• Marcus Bull, “Origins,” The Oxford History of the Crusades
• Christopher Tyerman, “Erdman, Runciman, and the End of Tradition,” from Debates on the Crusades

-Advance an argument based on the source readings that pertains to the events under review.

-3-4 pages double spaced

-Include a separate works cited page, required for grading, if not included a score of 0

-Chicago Style Notation and References Only, see the HIST 201 Course Guide for guides and videos

-Submit the assignment here and the Unicheck link below to receive credit.

SOURCES

https://sourcebooks.fordham.edu/source/g7-cde1078.asp

https://sourcebooks.fordham.edu/source/urban2a.asp

https://ebookcentral.proquest.com/lib/pointpark-ebooks/reader.action?docID=537613&ppg=27 (STARTS @ P. 15)

https://ebookcentral.proquest.com/lib/pointpark-ebooks/reader.action?docID=4083822&ppg=195