Six high school basketball games Saturday at Arco Arena decided the Northern California boys and girls representatives for next week's state championships at RaboBank Arena in Bakersfield. Four more games were played Saturday at Folsom High to determine the remaining NorCal representatives against the Southern region. For these basketball players, it was the biggest day of their lives.  The Sacramento-area representatives struggled throughout the day until the Oak Ridge High Trojan girls team advanced to the Division I championships with a hard-fought 52-42 victory over the longtime NorCal power Berkeley Yellowjackets. It's amazing to watch what high-school basketball has become.  Th