What is the theory of visceral manifestation?

A.Five zang-viscera, six fu-viscera and extraordinary fu-viscera.

B.Five zang-viscera, six fu-viscera.

C.The physiological functions and pathological changes of viscera and their relationships.

D.The pathogenesis of zang-fu organs.

正确答案：The physiological functions and pathological changes of viscera and their relationships.