You're trying to convince your partner to get a dog. You estimate that getting a dog will save you $$1,200$ per year in therapy costs for the next $3$ years $($the time it'll take you to graduate from college$).$ What is the present value of the benefits from getting a dog if the interest rate is $7\mathrm{.}2\%?$

$$3,137\mathrm{.}71$

$$3,600\mathrm{.}00$

$$3,865\mathrm{.}42$

$$974\mathrm{.}09$