events/triggering-event-handlers.md: grammar fix by @jecoopr

Ref jquerygh-550

Author: RedWolves

page/events/triggering-event-handlers.md

@@ -64,4 +64,4 @@ $( "p" ).on( "click", foo );
 foo(); // instead of $( "p" ).trigger( "click" )
 ```
 
-A more complex architecture can built on top of trigger using the [publish-subscribe pattern](http://en.wikipedia.org/wiki/Publish%E2%80%93subscribe_pattern) using [jQuery plugins](https://gist.github.com/661855). With this technique, `.trigger()` can be used to notify other sections of code that an application specific event has happened.
+A more complex architecture can be built on top of trigger using the [publish-subscribe pattern](http://en.wikipedia.org/wiki/Publish%E2%80%93subscribe_pattern) using [jQuery plugins](https://gist.github.com/661855). With this technique, `.trigger()` can be used to notify other sections of code that an application specific event has happened.