Your current bank is paying $6\mathrm{.}25\%$ simple interest rate. You can move your savings account to Harris Bank that pays $6\mathrm{.}25\%$ compounded annually or to First Chicago bank paying $6\%$ compounded semi$-$annually. To maximize your return you would choose:

A$.$ Harris Bank

B$.$ you are indifferent, because the effective interest rate for all three banks is the same.

C$.$ your current bank

D$.$ First Chicago bank