The Case Management Provider shall: (a) Submit at the hearing all evidence on which any decision at issue is based; (b) Designate a representative to represent the Case Management Provider at the hearing; (c) Present witnesses when appropriate; (d) Insure that the case record is present at the hearing and that the appellant has adequate opportunity to examine it prior to and during the hearing; (e) Introduce into evidence material from the case record and other pertinent Case Management Provider documents which pertain to the issue raised during the hearing and which are not otherwise confidential; (f) Present and establish all relevant facts and circumstances by oral testimony and documentary evidence; (g) Present arguments without undue interference; (h) Have the right to question and refute any testimony and confront and cross-examine adverse witnesses; (i) Arrange for the appearance at the hearing of a representative of other agencies, if appropriate.