please solve all the steps A B C D E

thank you <3!

Problem 2: Oilco must determine whether or not to drill for oil in the South China Sea. It costs $100,000, and if oil is found, the value is estimated to be $600,000. At present, Oilco believes there is a 45% chance that the field contains oil. Determine the best decision using maximin criterion. A. Determine the best decision using maximin criterion. B. Determine the best decision using maximax criterion. C. Determine the best decision using minimax regret criterion. D. Determine the best decision using expected value criterion. E. Develop the decision tree