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Under a managed float exchange rate system, the Fed may attempt to cool down the U.S. economy by the dollar. Such an adjustment in the dollar's value shouldthe U.S. demand for products produced by major foreign countries. O weakening; increase O weakening; decrease strengthening, increase strengthening; decrease It has been argued that the exchange rate can be used as a policy tool. Assume that the U.S. government would like to reduce unemployment. Which of the following is an appropriate action given this scenario? O Negotiate to weaken the foreign currencies O Weaken the dollar Buy dollars for foreign currency in the foreign exchange market O Implement a tight monetary policy