Dropdown Menu → Settings
The options are the choices the user has to pick from when using the form.
Adding an option
To add an option, click the plus icon next to an existing option and the new option will appear below the it.
Deleting an option
To delete an option, click the remove icon next to the option.
This allows you to have a different value submitted than the value that is displayed to the user of the form. The Label is what the user will see and the Value is what is submitted to the form and will be shown in the email and when viewing entries.
The radio buttons to the left of each option are used to specify the default value. The option checked here will be selected when the form is first displayed. If you want to remove the default value, click the remove icon above the radio buttons.