If the actual budget deficit is $100 billion, the economy is operating $250 billion below its potential, and the marginal tax rate is 20 percent, then:
a. There is a passive surplus of $150 billion, and a structural deficit of $50 billion
b. There is a passive surplus of $50 billion, and a structural deficit of $150 billion
c. There is a passive deficit of $50 billion, and a structural deficit of $50 billion
d. There is a passive deficit of $50 billion, and a structural deficit of $150 billion