Where Can Equilibrium GDP Be Found on a Graph

Multiple Choice

Where can equilibrium GDP be found on a graph?

A) Where the consumption function crosses the 45-degree line
B) Where the 45-degree line crosses the investment function
C) Where the aggregate expenditure function crosses the 45-degree line
D) Where total output is equal to the unplanned inventory change
E) Where the next exports function crosses the 45-degree line