Select the correct text in the passage. Which sentence correctly describes the GDP of a country? Ava is an assistant to a bureaucrat. She is preparing a report on the GDP of the country. She finds that the GDP is low this year. She concludes that the country’s output of goods and services is very high. She uses the income-based approach to calculate the GDP. According to the approach, she considers the expenses incurred annually as the GDP. She classifies the earnings of partnership firms as mixed income. She categorizes employee wages as operating surplus.