OAKLAND — Can the Oakland girls basketball team slow down the high-scoring Union Bobcats? That will be answered on Thursday, when the Oakers (21-4) and Bobcats (19-7) square off in a quarterfinal game of the OSAA Class 2A tournament at the Pendleton Convention Center. Tipoff is set for 3:15 p.m. In other quarterfinals, Lost River (24-3) meets Heppner (19-6) at 1:30 p.m., Regis (23-3) takes on Pilot Rock (22-5) at 6:30 and Enterprise (21-4) plays Western Mennonite (23-4) at 8:15. In the final 2A coaches’ poll, defending state champion Regis was ranked No. 1. Enterprise was No. 2, Lost River …