Refer to the Accompanying National Income Data for the Economy

$$\begin{array} { | l | c | } \hline \text { Personal Consumption Expenditures } & \$ 400 \\\hline \text { Government Purchases } & 128 \\\hline \text { Gross Private Domestic Investment } & 88 \\\hline \text { Net Exports } & 7 \\\hline \text { Net Foreign Factor Income } & 0 \\\hline \text { Consumption of Fixed Capital } & 43 \\\hline \text { Taxes on Production and Imports } & 50 \\\hline \text { Compensation of Employees } & 369 \\\hline \text { Rents } & 12 \\\hline \text { Interest } & 15 \\\hline \text { Proprietors' Income } & 52 \\\hline \text { Corporate Income Taxes } & 36 \\\hline \text { Dividends } & 24 \\\hline \text { Undistributed Corporate Profits } & 22 \\\hline \text { Statistical Discrepancy } & 0 \\\hline\end{array}$$ Refer to the accompanying national income data for the economy. All ?gures are in billions of dollars. Net domestic product is

A) $520.
B) $580.
C) $623.
D) $573.