Suppose you are comparing the income per capita in the united states and ghana. you try two approaches. in the first approach, you convert the ghana values into u. s. dollars using the current exchange rate between the u. s. dollar and the ghanaian cedi. in the second approach, you also convert both values to u. s. dollars using the purchasing power parity-adjusted exchange rate. which approach is likely to give you a more accurate picture of the living standards in both countries?
a. the second approach, because it's the total dollars that matter. b. the first approach, because it's the total dollars that matter. c. the second approach, because it takes into account the relative costs for each country. d. the first approach, because the united states is the world's leader and the dollar is the global reserve currency.