The mayor would have to look at material which has been vetted by the scholarly community, regarded to be reliable; the method of publishing and reputation of the source is key, then this can be used and assessed as what meets the specific needs for the town - to do this he would be wise to conduct a study and analysis on the specific requirements for the towns' needs.
21. Should be slide
23. Should be chilly
25. Should be pull
The genre of " U.S. fish and wildlife service announces expanded reporting for birds captured and collected during deepwater horizon response" is nonfiction.
Hope this helps:)