![](https://cos-cdn.shuashuati.com/pipixue-web/2020-1231-2005-12/ti_inject-812ce.png)
Under perfect capital mobility and fixed exchange rates, expansionary _____ is especially effective because the _____.
A.
fiscal policy; LM curve effectively is vertical.
B.
monetary policy; LM curve effectively is the same as the FE curve.
C.
fiscal policy; interest rate does not change.
D.
monetary policy; interest rate does not change.