Question $15(1\mathrm{.}5$ points$)$

The Federal Reserve's Open Market Committee has decided that the federal funds rate should be $\backslash (\mathrm{.}5\backslash \%\backslash )$ rather than the current rate of $\backslash (1\mathrm{.}25\backslash \%\backslash ).$ The appropriate open market action is to Treasury bills to the money curve.a$)$ buy; decrease; demandb$)$ buy; decrease; supplyc$)$ buy; increase; supplyd$)$ sell; decrease; demand