Originally posted by: Budweineken
I think the only unbalance was in the Naruto group... because it has the "X" factoy in Naruto... only Iruka sensei knew how dedicated Naruto was... so they have the strongest group of all... Sakura can just be discarded... the other two can take on anyone.... Maybe it was balanced through their personalities
The Rock Lee group doesnt factor here since they are older...
But there certainly was some thought behind the selection of the groups... remember Tsunade studying the 3rd's records of the groups