Find out in this article how to make the Voting service available within your Live.
First you need to create your vote. To do this, discover the articles that will help you do so:
Once interactivity is created, go to the LIVE STREAMING tab and then to the "Live Streams" section.
At the bottom of this tab, you will find the "Interactive Services" section.
The "Vote" option will be in the "Available" column, you have to grab it and drag it to the "Selected" column to see it appear on the Live.
Once you have chosen the option, don't forget to click on the "Save" button.