Today is 15 May 2020, Sue just purchased a Treasury bond with a coupon rate of) = 3.2% p., and a face value of $100 that matures at par. The purchase price was $98.800. The maturity date of this bond is 15 May 2022 a) Use the approximate bond yield formula to estimate the yield rate. Give your answer in form, rounded to 3 decimal places, Select one: ca. 2,03796 b. 1.91196 C 3.82396 d. 3.45696