One Key Difference Between National Income and Net Domestic Product

One key difference between national income and net domestic product is

A) net domestic product does not include income earned by the factors of production while national income does.
B) net domestic product represents income that is available to individuals while national income does not.
C) net domestic product includes indirect business taxes and transfers while national income does not.
D) net domestic product only includes the net additions to the economy's stock of capital while national income does not.