The hormone glucagons(胰高血糖素) stimulates the breakdown of stored glycogen in liver and muscle cells by the following enzymes. Which is the first enzyme that must be activated ( )

A．Protein kinase A

B．Phosphorylase kinase

C．Glycogen phosphorylase

D．Protein phosphatase

E． Protein phosphatase inhibitor-1

症见遗精滑泻，神疲乏力，腰痛耳鸣，舌淡苔白，脉细弱。选下列何方治疗最佳（）

A.六味地黄丸

B.大补阴丸

C.金锁固精丸

D.肾气丸

E.左归丸