<http://webisa.webdatacommons.org/335170434>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/335170434>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<gmatclub.com> .
<http://webisa.webdatacommons.org/prov/8382136>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/335170434> .
<http://webisa.webdatacommons.org/335170434>	<http://www.w3.org/ns/prov#value>	"16 Feb 2015, 07:57 can someone please explain why surge is not the subject? i picked B as the answer because i thought surge was the subject, thus being singular. i thought that in homes was a preposition and subjects are not in prepositions? gmatclubot" .