Also read @pluralistic 's article on how the Democratic party chooses their candidates (I'll find the link in a minute). You have zero choice. Voting is such theater.
Fun story: That happened to be one of the very few years I voted. The guy in charge was Ken on showing off the machine & getting people to use it. I let him show it off to me then I turned to him and asked where the machine spent the night the night before. He gleefully answered "in my living room!" I blinked and...