If aggregate expenditures are $500 billion, which of the following must be true? a.) C=200, l=100, G=50, NX=100
b.) C=200, 1=150, G=100, NX=50
c.)C=150, l=100, G=50, NX=-50
d.) C=300, l=100, G=100, NX=20 ​

Question #22 when you approach an intersection with a green traffic light, you should choose an a. approach at a speed that will allow you to stop if the light changes. b. be ready to speed up if the light turns yellow. c. always slow down by a few miles per hour, in case you need to stop.