Which of the following statements is correct regarding measuring GDP? A GDP can be measured either as the total spending on domestically produced goods and services, or the total value added in domestic production, or sum of all incomes received from domestic production B GDP can be measured only as the total spending on domestically produced goods and services C Information about exports but not imports is necessary to calculate GDP D Government production is not included in the GOP E The value added of government production is computed using the price that public goods and services are sold at in the market