Christine wishes to have $$5000\mathrm{.}00$ per year for the next $4$ years to cover the costs of her post$-$secondary education. If she can invest the money at $7\%,$ compounded annually, how much will she need to have on deposit when she starts her education?Question $20$ options:a$)$ $$6,553\mathrm{.}98$b$)$ $$16,936\mathrm{.}06$c$)$ $$20,000\mathrm{.}00$d$)$ $$21,400\mathrm{.}00$