Your company has bonds that mature in $8$ years and have a face value of $$1,000.$ The bonds have a $7$ percent semi$-$annual coupon $($pays $$35$ every six months$).$ The bonds may be called in five years. The bonds have a YTM of $6$ percent and a yield$-$to$-$call of $6\mathrm{.}70$ percent.Determine the bonds' call premium. $$40$ $$70$O $$80$ $$60$ $$50$