If C Is Consumption,I Is Investment,G Is Government Purchases and NX

Multiple Choice

If C is consumption,I is investment,G is government purchases and NX is net exports,according to the expenditure approach,Y would stand for ________;and the national income identity could be written as ________.

A) transfers;Y = C + I + G - NX
B) CPI;Y = C + I + G + NX
C) GDP;Y - C - I = G + NX
D) income;Y = C - I - G + NX
E) the real interest rate;Y = C + I + G + NX