Real GDP measures the Group of answer choices changes in the prices of output measured in dollars. value of total production linked to prices of a single year. general upward drift in prices. total profits earned by all businesses valued using prices from a single year.

B. value of total production linked to prices of a single year.

Explanation:

The definition of Real GDP is given as; the total measure of a country's total economic output, adjusted for price changes.  It makes the comparing of GDP from year A to year B and also from different years more meaningful because it shows comparisons for both the quantity and value of goods and services.

Therefore the correct option to the question above is option B.

answer; the coefficient of determination;