Suppose it takes 4 hours of labor time to hang sheetrock in a room and 2 hours to tape and plaster a wall. If one person spent an entire 8 hour day hanging sheetrock, (a) In how many rooms could sheetrock be hung? (b) Illustrate with a production-possibilities curve. Plot only the 2 endpoints. (c) If another worker with a skill set identical to the first became available for an 8 hour workday, illustrate the resulting change in production possibilities. Instructions: Plot only the 2 endpoints. Also could you explain how to get the points for the possibilities production curve?