Two years ago Tesla issued a callable eight-year, 6% coupon bond with semi-annual coupon payments. Four semi-annual coupons have already been paid since the bond was issued. The bond can be called at a price of $105 per $100 face value in 3 years ( 5 years at the time of the bond issuance). The bond is currently trading at a price of $97 per $100 face value. a) What is the bond's yield to maturity? ( 25 points) b) What is the bond's yield to call? ( 25 points) c) What is the bond's yield to worst? ( 25 points)