![](https://cos-cdn.shuashuati.com/pipixue-web/2020-1231-2005-12/ti_inject-812ce.png)
In the model of aggregate demand and aggregate supply, the initial impact of an increase in consumer optimism is to
A.
shift the short-run aggregate supply curve to the left.
B.
shift the aggregate demand curve to the right.
C.
shift the short-run aggregate supply curve to the right.
D.
shift the aggregate demand curve to the left.