The Table Given Below Shows the Real GDP, Aggregate Expenditures

The table given below shows the real GDP, aggregate expenditures, saving, and imports of an economy. Table 10.4
Calculate the marginal propensity to save for the economy from the information given in Table 10.4.

A) 0.9
B) 0.8
C) 0.5
D) 0.2
E) 0.1