The demand for automobiles rises when the economy experiences an expansion. If an automobile manufacturer hires additional workers during an expansion, this would be best described as an example of a reduction in

(a)  Cyclical unemployment

Explanation:

The cyclical unemployment refers to an unemployment in which there is a recession of the business cycle and due to the same it is occured.

Also at the time of hiring at the time of expansion of the economy it decreased the cyclical unemployment

Therefore in the given case, the correct option is a and the same is to be considered