22. During the recession, investment banks and other CDO managers ran into financial difficulties because A) they had borrowed money to buy CDOs and had difficulty repaying their creditors. B) the CDOs outperformed their expectations and they couldn't supply enough of ther to investors. C) they ran out of mortgages to buy and so sought higher quality debt obligations, D) investors began buying mortgages directly from commercial banks. A major disadvantage of the internal rate of return methodology is that A) it does not incorporate time value of money in its analysis. B) it renders multiple internal rate of returns if there are multiple negative free cashflows among the project's positive free cashflows. C) if all of the expected free cashflows are positive except for the initial cash outflow, it! renders a different decision about whether to do the project than net present value. D) none of the above