TherecordgroupintheEMPformispopulatedusingaSELECTstatementthatisconstructedprogrammaticallyatruntime.Fiveemployeerecordsaredisplayedatonetime,andauserchoosesitemtwofromtherecordgroup.Whichbuilt-inwouldyouusetodeterminewhichrowswereflaggedintherecordgroup?（）
A.GET_GROUP_ROW_COUNT
B.GET_GROUP_SELECTION_COUNT
C.GET_GROUP_SELECTION
D.FIND_GROUP
E.FIND_COLUMN
F.ADD_GROUP_ROW