2. Are credit cards considered money in the US? Explain. (This question is worth 2 points) 3. How much US currency is currently in circulation? Assume that all of this currency is held only by the US population. How much would these currency holdings be on a per capita basis? Does this make sense to you? Explain. (This question is worth 3 points) 4. What is wrong (if anything) with each of the following statements? Show work where it is appropriate. (1 point apiece; Question 3 is worth 3 points total) a. "Small denomination time deposits are now included in the M1 money supply." b. "The Fed's dual mandate refers to the central bank's responsibility to promote both high employment and exchange rate stability." C. "The key monetary policymaking committee within the Federal Reserve is the Consumer Financial Protection Bureau."