Congress has passed a new securities law. If the president disagrees with this statute, what is his best course of action? O a. The president controls the "power of the purse" and can cut the budget for the Securities and Exchange Commission, which regulates securities. O b. The president can veto the bill. O c. The president can mandate judicial review to determine if the bill is constitutional. O d. The president can mandate a public hearing so that opponents of the bill can cross-examine agency experts.