Suppose when he took office in January 2009, President Obama wanted to reduce the level of spending by the DEA during fiscal year 2009. What budget procedure would have allowed him to do that?

A. He could have requested executive transfers out of the Drug Enforcement Administration to the Department of Treasury impoundment fund.

B. Congress could have approved a recession.

C. He could have requested a financial audit of the DEA.

D. He could have created a new governing policy or federal law.