I don't require an explanation just an answer,

Question 4 (1 point) Listen Which of the following statements best describes the cause and effect chain of an expansionary monetary policy? (a) increase in money supply, higher interest rate, decrease AD, decrease real output b) increase in money supply, lower interest rate, decrease AD, increase real output c) increase in money supply, lower interest rate, increase AD, increase real output d) decrease in money supply, higher interest rate, decrease AD, decrease real output e) decrease in money supply, lower interest rate, increase AD, increase real outputQuestion 7 (1 point) Listen Currency in bank vaults is considered part of: O a) none of these b) M1 O c ) M 2 O d) M2+ ( e) M3Question 15 (1 point) an If you are estimating your expenses for college next year you are using money as a(n): O a) measure of value 0 b) investment 0 C) store of purchasing power 0 d) means of exchange 0 e) income earning asset