The Radio Button control allows an agent to easily select an option from a list. This can be contrasted with the Check Box, where the agent is allowed to select multiple options from a list.
This control is part of the Basic control pack, and will always be available.
How To
Add a Radio Button to the Workflow Page. The control's options and style can be configured in the Options and Styling tabs of the Field Properties, and Validation can be applied if desired.
To configure the available options, use the Option Selector in the Advanced Options tab.