In the 2000s, Video Recordings Were Made Primarily on DVDs

Multiple Choice

In the 2000s, video recordings were made primarily on DVDs. However, in the 2010s streaming movies became increasingly popular, leading to a sharp decline in DVDs. As a result, many people who manufactured DVDs lost their jobs and didn't have the skills necessary to work in jobs required to stream movies. This occurrence is best consider an example of

A) frictional unemployment.
B) structural unemployment.
C) cyclical unemployment.
D) underemployment.