Suppose Miss Happy wins a prize of 30,000 yuan in the short film creation competition. she can choose Spend the bonus immediately, or bank the bonus for 1 year and get 3% per annum interest rate.

Explain and explain the opportunity cost of Ms. You's immediate spending of the bonus. (4 points) b. Suppose an economy only produces ovens and cakes, and now the production of ovens will Contribute to the production of cakes in the future. i. Attempt to draw the production possibilities curve for the economy and explain why it Has a bulging shape. (10 points) ii. If the economic option produces both the oven and the cake, over time how would the production possibility curve of the economy change? Respond and explain.