Purple Whale Foodstuffs Inc. has 9% annual coupon bonds that are callable and have 18 years left until maturity. The bonds have a par value of $1,000, and their current market price is $1,010.35. However, Purple Whale Foodstuffs Inc. may call the bonds in eight years at a call price of $1,060. Purple Whale Foodstuffs Inc.s bonds have a yield-to-maturity (YTM) of7.64% and a yield-to-call (YTC) of . If interest rates are expected to remain constant, what is the best estimate of the remaining life left for Purple Whale Foodstuffs Inc.s bonds? 8 years 18 years 10 years 13 years If Purple Whale Foodstuffs Inc. issued new bonds today, what coupon rate must the bonds have to be issued at par