Update consistent-help.html

addressing AGWG desire for consistent language

understanding/22/consistent-help.html

@@ -51,7 +51,7 @@ <h2>Intent of Consistent Help</h2>
 
         <p>When testing this SC, it is the help item which is relative to the rest of the content. When testing a page, other content that is present across the set of web pages and is before the help item should be before the help item on this page. Items which are after the help item on other pages should be after the help item on this page.</p>
 
-        <p>The location in a smaller viewport may be different than in a larger viewport but it is best if the mechanism or link is consistent across a set of web pages. A consistent location, both visually and programmatically, is the most usable.</p>
+        <p>The location in a smaller viewport may be different than in a larger viewport, but a mechanism or link that is consistent across a set of web pages is recommended. A consistent location, both visually and programmatically, is the most usable.</p>
 
         <p>When having problems completing a task on a Web site (or part of a Web site, what we call a <a>set of Web pages</a>), people with some types of disabilities may not be able to work through the issue without further help.  Issues could include difficulty:
 			completing a form, or finding a document or page which provides information required to complete a task.</p>