1. Investment advisors estimated the stock market returns for four market segments: computers, financial, manufacturing, and pharmaceuticals. Annual return projections vary depending on whether the general economic conditions are improving, stable, or declining. The anticipated annual return percentages for each market segment under each economic condition are as follows: Market Segment Economic condition Improving Stable Declining Computers 10 2 4 Financial 8 5 B3 Manufacturing 6 4 -2 Pharmaceuticals 6 1 a: What are the decision alternatives given? b. What are the states of nature? C. What is the recommended decision using optimistic, conservative and minimax regret approaches