The plot of adjusted shut in BHP， from a buildup test as a function of the log of the adjusted Horner time ratio function， we CANNOT calculate parameters of（）.

The plot of adjusted shut in BHP， from a buildup test as a function of the log of the adjusted Horner time ratio function， we CANNOT calculate parameters of（）.
A.apparent skin factor
B.original reservoir pressure
C.actual skin factor
D.permeability
正确答案：actual skin factor