c选项错在哪了？

问题如下：

Which of the following is not a risk of an ineffective corporate governance structure?

选项：

A.

face adverse results with respect to operations, performance, and value

B.

reputational harm to a company, and its associated costs can be significant

C.

enhance the attractiveness of firms to investors, improves their valuations and stock performance, and reduces their cost of equity

解释：

C is correct. Enhanced valuation and stock performance is the financial benefit of an effective corporate governance structure, not the risk.