ntro Flatlands Corp. and Highlands Inc. issued the bonds below: Flatlands bond Highlands bond Bond rating Callable Coupon rate Time to maturity YTM Yes Yes 4% 10 years 5.8% No No 5% 15 years 7.1% Attempt 1/8 for 10 pts. Part 1 Which factors could explain the higher yield to maturity on the Highlands bond? Check all that apply: Callability Bond rating Time to maturity Convertibility Coupon rate