治疗顿咳恢复期，应首选

A．人参五味子汤
B．华盖散
C．参附龙牡救逆汤
D．桑白皮汤
E．桑菊饮

Firms claiming compliance with the GIPS Standards are least likely to be required to:()

A. undertake a verification process.

B. provide a composite list and description to any prospective client on request.

C. document their policies and procedures used in establishing and maintaining compliance.