You observe the following yield curve for Treasury securities:

Maturity Yield

$1$ Year $3\mathrm{.}00\%$

$2$ Years $4\mathrm{.}00\%$

$3$ Years $4\mathrm{.}50\%$

$4$ Years $4\mathrm{.}70\%$

$5$ Years $6\mathrm{.}40\%$

Assume that the pure expectations hypothesis holds. What does the market expect will be

the yield on $4-$year securities$,1$ year from today?

Group of answer choices

$6\mathrm{.}25\%$

$7\mathrm{.}75\%$

$6\mathrm{.}75\%$

$7\mathrm{.}25\%$

$8\mathrm{.}25\%$