29. Expected payoff corresponding to various levels of business expansion and economic conditions faced by a company is given in the table below. The probabilities of the events be selected? are also given. Applying the maximum expected value (EV) criteria, what alternative should Alternatives Boom Recession (probability 0.5) (probability 0.5) Expand the business (di) 900 400 Maintain current level (d2) 400 120 Contract the business (d3) 200 200 Contract the business significantly (d4) -100 50 A. di B. d2 C. d3 D. d4 30. In the following decision tree, what's the optimal decision? Unfavorable demand (0.5) 300 600 B Favorable Maintain site demand(0.5) Build small plant D High return (0.5) 1000 Expand A E Low return (0.5) 400 Build large plant Favorable demand (0.5) 1300 Unfavorable demand (0.5) -200 A. Build large plant from first B. Build small plant at first. Then, if demand is favorable, maintain site. C. Build small plant at first. Then, if demand if favorable, expand. D. Do-nothing