Make Payoff matrix and write on paper. Explain properly with help of payoff table

Raju is a milk vendor who supplies milk in a small colony. He buys milk from a local dairy farm at Rs. 60 per liter and sells it for Rs. 90 per liter. Any unsold milk at the end of the day must be returned at Rs. 20. Raju's demand fluctuates between 20 and 28 liters a day and demands are states of nature. And probabilities are in row 0.3,0.5,0.1,0.4,0.6,0.8,0.22,0.7 respectively. A. Calculate EVM and choose best alternative that yields maximum profit with reason. B. Which strategy Raju chose if he uses savage criterion and optimism criterion that minimize the cost with reason. C. Justify which decision theory environment this case study follows