Suppоse thаt yоu initiаlly hаve $180 tо spend on books or movie tickets. The books start off costing $20 each and the movie tickets start off costing $9 each. Answer for each of the following situations: (show calculations for a-c) a. What is the maximum amount of books and movie tickets you can purchase based on the scenario above? What is the opportunity cost of a book? (4pts) b. Assume that your budget increases from $180 to $270 while the prices stay the same, what is the maximum amount your can purchase of each item now? (3pts) c. Your budget remains $180, and the price of books remains $20, but the price of movie tickets increases to $10. What is the opportunity cost of a book now? (4pts) d. How is your consumption possibilities similar to the production possibilities of a nation (guns vs. butter)? How is it different? (5pts)