Need help deciding,

[EsP]

Allright so its the offseason of highschool football, im entering my JV year, last year i was a MLB and FB, i thought those were fun, but i would like to explore and try something i think i could be better at, i am trying out for RUnning back, but i am not sure wheather i would like to be DTackle Or DEnd, if you could give me some oppinions or anything would be helpful, thanks