Which do you$$ prefer: a bank account that pays

$9\%9\%$

per year$($EAR$)$ for

$33$

years or

a$.$ An account that pays

$4\mathrm{.}5\%4\mathrm{.}5\%$

every

$66$

months for

$33$

$$years$?$

b$.$ An account that pays

$13\mathrm{.}5\%13\mathrm{.}5\%$

every

$1818$

months for

$33$

$$years$?$

c$.$ An account that pays

$0\mathrm{.}9\%0\mathrm{.}9\%$

per month for

$33$

$$years$?$