A search in Google for "lake champlain monster" $($including quotes$)$ retrieved $13,000$ pages while another Google search for lake champlain monster $($without quotes$)$ retrieved $644,000$ pages. Why were more pages retrieved in the second search than in the first?

The first search $($with quotation marks$)$ is limited to retrieve only web pages that use quotation marks around the phrase

The first search $($with quotation marks$)$ retrieves only the most recent pages on the topic

The first search $($with quotation marks$)$ retrieves only the web pages that use the words lake champlain monster next to each other in that order $($i$.$e$.$ as a phrase$)$

The first search $($with quotation marks$)$ includes only pages that have proper citations on them