If the Marginal Propensity to Consume Is 5/6, and There

Multiple Choice

If the marginal propensity to consume is 5/6, and there is no investment accelerator or crowding out, a $20 billion increase in government expenditures would shift the aggregate demand curve right by

A) $60 billion, but the effect would be larger if there were an investment accelerator.
B) $60 billion, but the effect would be smaller if there were an investment accelerator.
C) $120 billion, but the effect would be larger if there were an investment accelerator.
D) $120 billion, but the effect would be smaller if there were an investment accelerator.