On this date last year you borrowed $$7,450.$ You have to repay the loan principle plus all of the interest four years from today. The payment that is required at that time is $$11,426.$ What is the interest rate on this loan?

a$.$

$7\mathrm{.}67\%$

b$.$

$13\mathrm{.}34\%$

c$.$

$8\mathrm{.}93\%$

d$.$

$11\mathrm{.}28\%$

e$.$

$10\mathrm{.}67\%$