How much would $$20,000$ due in $50$ years be worth today if the annual discount rate were $7\mathrm{.}5\%?$

Question $4$ options:

A$)$

$$438\mathrm{.}03$

B$)$

$$461\mathrm{.}08$

C$)$

$$485\mathrm{.}35$

D$)$

$$510\mathrm{.}89$

E$)$

$$537\mathrm{.}78$