Youexecutethefollowingcommandtocreatetwoconsumergroups，FIN_GROUP1andPAY_GROUP1，foraplan，PROD_PLAN：BEGINDBMS_RESOURCE_MANAGER.CREATE_SIMPLE_PLAN（SIMPLE_PLAN=>’prod_plan’，CONSUMER_GROUP1=>’fin_group1’，GROUP1_CPU=>80，CONSUMER_GROUP2=>’pay_group1’，GROUP2_CPU=>20）ENDWhichthreestatementsaretrue？（）
A.SYS_GROUPgets100%CPUresourcesatlevel1.
B.FIN_GROUP1gets80%CPUresourcesatlevel1.
C.FIN_GROUP1gets80%CPUresourcesatlevel2.
D.PAY_GROUP1gets20%CPUresourcesatlevel1.
E.PAY_GROUP1gets20%CPUresourcesatlevel2.
F.OTHER_GROUPgets100%CPUresourcesatlevel1.
G.OTHER_GROUPgets100%CPUresourcesatlevel2.