Atechnician specializing in the repair of video cassette players lost her job several years ago when the dvd player became more affordable for consumers. this is a case of
a. seasonal unemployment
b. structural unemployment
c. frictional unemployment
d. cyclical unemployment

b. structural unemployment      

Explanation:

Structural unemployment: The term structural unemployment refers to the process of a discrepancy or inconsistency between the skills of the unemployed person and the available jobs. It happens because of the implicit shift of the economy that makes it difficult for a specific person to find jobs.

Example: An individual not getting a job in an urban area because he or she does not have the required job qualification.

In the question above, the given statement is an example of structural unemployment.

answer; i believe that the correct answer is (d); // supercontinent

this doesn't support enough information to answer the question.