Where Can I See the Poll Answers?

To see who has answered what to your polls, you must wait for the webinar to end and then go to your dashboard. In the dashboard, click on the "Active Columns" button. Scroll to the polls section, you will see all the polls questions that you published. 

Then check all the polls you want to display:

 You will see new column(s) with the answer for each participant (if they have answered at all):