Real GDP C G NX 2500 1770 540 400 -250 2400 1700 540 400 -240 2300 1630 540 400 -230 2200 1560 540 400 -220 2100 1490 540 400 -210 In the above table, C is consumption expenditure, I is investment, G is government purchases, and NX is net exports. All entries are in dollars. The marginal propensity to import is O 1) 0.1. O 2) 10. 3) - 0.1. O:4) - 10