To identify the theme, be sure that you've first identified the story's plot, the way the story uses characterization, and the primary conflict in the story, so based on that I think the answer would be D.
Because it shares two different ideas <span />
Because we have accent and they have phrases that are different from English
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.