What the better deal based on effective rate of return for a deposit?

a $-$ they all have the same effective rate of return of $4\mathrm{.}2\%$

b $-4\mathrm{.}1\%$ semi$-$annually

c $-4\mathrm{.}0\%$ quarterly

d $-3\mathrm{.}9\%$ monthly

e $-4\mathrm{.}2\%$ annually