[MUST SHOW WORK] Suppose purchasing power parity (PPP) depends only on hamburgers. The exchange rate is C$1.00 = US$0.80 and hamburger prices are C$2.00 in Canada and US$1.50 in the U.S. PPP suggests that the Select one: A. demand for Canadian dollars will increase. O B. Canadian dollar is undervalued. O C. supply of U.S. dollars will decrease. O D. supply of Canadian dollars will decrease. O E. Canadian dollar is overvalued