You can preview the survey that is created before sending. Survey can be previewed by selecting preview option available on the list view and in the detail view of the particular survey.
In the list view of surveys, click on preview icon available in the list with every survey created.
In the detail view of the survey you can see all the details of created survey. Click on the dropdown arrow and select ‘Preview’ option. This will open up the preview of created survey in a new tab.