A bond$$s Macaulay duration is $2\mathrm{.}4$ years.$$ If the current annual interest rate is $7\%,$ what is the modified duration of this bond?

Question $10$ options:

$1)$

$2\mathrm{.}40$ years

$2)$

$2\mathrm{.}24$ years

$3)$

$3\mathrm{.}10$ years$$

$$

$$

$4)$

$1\mathrm{.}98$ years

$5)$

$3\mathrm{.}00$ years