Answer:
The correct answer is option D.
Explanation:
NDP or net domestic product is calculated by deducting depreciation from GDP or gross domestic product.
Gross domestic product is the measure of final goods and services produced in an economy in a given time period, generally a year.
Gross domestic product will be the sum of consumption, investment, government expenditure and net exports.
NDP
=GDP-Depreciation
=$(16-1)
=$15 trillion
So, NDP is $15 trillion.