Which of the following statements is correct regarding case study Warren E. Buffett? I. To estimate the value of PacifiCorp (Berkshires acquisition target), the dividend discount model should be used because PacifiCorp pays annual dividends and because the information used to forecast PacifiCorps cash flow is available. II. Buffett argues that the true cost of an investment includes not only invested capital but also the economic benefits that the alternative could have generated. III. Buffett argues that performance should be measured by gain in intrinsic value, not accounting profit. IV. Buffett argues that investing behavior should be driven by technical analysis and self-discipline to capture short term profits from market movements. A. I only B. II only C. IV only D. II and III only E. None of the choice combinations given in A., B., C., and D. are correct