Jacob was able to repay his $$4400$ loan in five years by making payments of $$85$ at

the end of every month. What nominal monthly compounded rate of interest was

Jacob being charged on the loan?

a$)6\mathrm{.}15\%$

b$)5\mathrm{.}97\%$

c$)2\mathrm{.}09\%$

d$)5\mathrm{.}73\%$