单项选择题
A.dataviewReport.Sort(comboColumn.Text&"ASC") B.dataviewReport.RowFilter=comboColumn.Text&"ASC" C.dataviewReport.ApplyDefaultSort D.dataviewReport.Sort=comboColumn.Text&"ASC"
A.SqlException.Class B.SqlTransaction.Connection C.SqlInfoMessageEventArgs.Errors D.SqlError.Source
A.A B.B C.C D.D