Android内部将数据从ListView传递到异步活动

I'm trying to learn how list item choices can be passed within the same activity in an Android application. Below, I've got a simple page layout that creates a ListView which is populated by a static string array. I have three other static string arrays listed below that. When the page first loads, it loads up the first array into the ListView. Alot of the code on this page I've cobbled together by reading articles on Android here on stackoverflow, so if I'm doing something dumb, I want to hear about it. My goal is ultimately to have these static string arrays actually populated from an inflated xml file that is synced to the app, but first things first. I'm trying to build my basics first.I'm trying to learn how list item choices can b