About: http://webisa.webdatacommons.org/1715698

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	could not quite grasp, how absence of cause and effect, strengthen that cause-effect relationship.But you are right, E is the best of all choices available.
http://www.w3.org/ns/prov#wasQuotedFrom	gmatclub.com