If the Fed's policy reaction function equals $\backslash ($ r$=0\mathrm{.}02+\backslash$pi $\backslash ),$ where $\backslash ($ r $\backslash )$ is the real interest rate and $\backslash (\backslash$pi $\backslash )$ is the inflation rate, when the inflation rate is at the current target of $2$ percent, then the real interest rate will be set at

Multiple Choice

$2\mathrm{.}02$ percent.

$6$ percent.

$0$ percent.

$4$ percent.