Apex-Item: Radio Group

1.1: Item Property:

https://www.youtube.com/watch?v=zXJvjEdne1I


1.2: Dynamically from Table

http://oracledba.bigresource.com/Application-Express-How-to-create-radio-groups-dynamically-based-on-records-in-a-table-HkG7m3gKp.html