Use the following table to answer the question below for an economy that has a government and trades with other countries. All numbers are in billions. Level of Output Consumption Investment Government Net Exports Purchases $240 $244 $4 S6 $2 S260 $260 $4 $6 $2 $280 $276 $4 $6 $2 $300 S292 $4 $6 S2 $320 $308 S4 $6 $2 $340 $324 $4 $6 $2 $360 $340 $4 $6 $2 $380 S356 $4 $6 $2 $400 $372 4 $6 $2 The equilibrium level of GDP (output) will be: $4 a) $360 b) $320 c) $260 d) $280