please answer all accordingly

30. Quality spreads generally exhibit a. A cyclical pattern, rising during good economic times and decline during bad ones b. A random pattern reflecting the random walk down wall street c. Non Cyclical pattern reflective only of the ratings assigned by rating agencies d. A cyclical pattern rising during recessions and declining during recoveries 31. The spread of junk bonds over comparable maturity maturity treasury securities will typically be a. Lower than Baa corporates over treasuries b. Similar to that of AAA corporates over treasuries c. Larger than Baa corporates over treasuries d. None of the above 32. An increase in federal tax rates a. Should be associated with a decrease in demand for municipal bonds and increase for treasuries b. Should cause a decrease in the demand for both munis and treasuries c. Should be associated with an increase in demand for municipal bonds and decrease for treasuries d. Should be associated with a rise in Muni yields and decline in treasury yields 33. Using expectations theory, if a 7yr note has a yield of 3%,and an 8 year note 3.25%, what is the implied forward rate between year 7 and 8 a. 4.5% b. 5% c. 4.75% d. 5.5%