In a particular nation, people buy a completely unique and different set of goods and services every year. None of the goods purchased in the new year are the same as any of the goods purchased in the previous year. Based on this information thea) relative price of all goods would determine the consumer price index (CPI). b) the consumer price index (CPI) would be meaningless in this nation c) we would know the nation is experiencing deflation. d) we would know the nation is experiencing inflation.