Whichever one you are good at. You are going to grow in High School, hone your skills at all positions and see which one you like or are best at.
Kicker or punter
Special teams
the bench
cornerback
punter
RunningBack
fullback?
Anyone you choose! - Most coaches would have you on the line
corner back
Cheerleader.
Defensive tackle
Bench Warmer
anything but defensive linemen
if yoiu are fast corner, saftey, running back maybe fullback haha dont matter as long as you lace people
Waterboy.
high school?.. sounds like you should try tight end.
Wide reciever, safety or cornerback