下列神经损伤后形成"爪形手"的是（）

A.正中神经

B.尺神经深支

C.尺神经浅支

D.桡神经深支

E.桡神经浅支

A company’s optimal capital budget is best described as the amount of new capital required to undertake all projects with an internal rate of return greater than the:（）

A. marginal cost of capital.

B. cost of new debt capital.

C. weighted average cost of capital.