题目内容：
Which of the following statement can explain the theory of kidney governing bones?
A.After using some certain drugs owning tonifying effects to kidney, it can accelerate reduction of bone fracture.
B.Kidney is the official of power.
C.Kidney-yin deficiency resulting in constipation.
D.Kidney deficiency resulting in deafness or tinnitus in elder persons.
参考答案：