In 2018, Dvorak Company issued \(\$ 200,000\) of bonds for \(\$ 189,640\). If the stated rate of interest was \(6 \%\) and the yield was \(6.73 \%\), how would Dvorak calculate the interest expense for the first year on the bonds using the effective interest method?

a. \(\$ 189,640 \times 6.73 \%\)

b. \(\$ 189,640 \times 6 \%\)

c. \(\$ 200,000 \times 6.73 \%\)

d. \(\$ 200,000 \times 6 \%\)