Which of the following statements is FALSE?[Fill in the blank]单项选择题

a. The separation of ownership and control is perhaps the most important reason for the success of the corporate organisational form. Because any investor can hold an ownership stake in a corporation, investors can diversify and thus reduce their risk exposure.

b. The conflict of interest between managers and investors arises from the separation of ownership and control in a corporation.

c. Corporate control is the system of controls, regulations, and incentives designed to prevent fraud.

d. Executive compensation in the form of stock and option grants gives managers a direct incentive to increase the stock price to make their stock or options as valuable as possible.