The answer is "D. The American economy produced 15 percent more last year than the year before."
Gross domestic product (GDP) is the monetary estimation of all the completed merchandise and ventures delivered inside a nation's fringes in a particular time period. In spite of the fact that GDP is normally computed on a yearly premise, it tends to be figured on a quarterly premise too (in the United States, for instance, the administration discharges an annualized GDP gauge for each quarter and furthermore for a whole year).
Gross domestic product incorporates all private and open utilization, government expenses, ventures, private inventories, paid-in development costs and the foreign balance of exchange (exports are included, imports are subtracted).
