Add an option button to a form
1. In Page view, at the bottom of the document window, click Design
2. Click in the form or on the page where you want to add the option button.
3. On the Insert menu, point to Form, and then click Option Button.
4. You can specify whether site visitors select the option by clicking the button or its label. This can be done by selecting the text and the option button
5. On the Insert menu, point to Form, and then click Label.