How are teams choosing their shooter(s) for the competition?

Choosing, like how. Do you mean drivers, there is a thread that discusses this. Please use search toolbar at the top of the page. If how we decided to go with a shooter bot? We thought it was the fastest and best way to score.

He means the human player.

We are having a little contest. We give each person 6 balls and they have to make as many into a moving trailer as they can, in the quickest time. We also test sitting down, like we were at the outpost.

Wow, i am so tired. Sorry man, we are having three guys practice and are gonna let them switch off in the comps, if we make it to the final (which we will :D), then we take the better out of three.