14. LO2 At auction on June 22, 2021, $100 000, 91-day treasury bills were sold for $99 600. An investor purchasing one of these T-bills held it for 40 days, then sold it to yield 1.4%. O a. What was the original yield of the T-bill? b. At what price did the investor sell? c. What annual rate of return did the investor realize while holding his T-bill