Including Keffer's memory helps achieve the author's purpose because the author's purpose is to inform, and this informs the reader about pedestrians, and what they should do! It's important to know what Keffer remembered because it helps achieve the authors' purpose, and adds on to more information mentioned earlier in the text. It also gives us Keffer's point of view!
A metasearch engine searches several other search engines and/or databases, returning results from all of those they search. A subject directory is created by humans, not search "bots," and selects only sites that have been reviewed and meet specific criteria for inclusion on the site.
Regarding this information Hassa will MOST LIKELY benefit from the stress management approach of <u>1. maintaining her health. </u>Considering she isn't eating healthy & energy drinks can be bad for her blood sugar.