An Unemployed Worker Can Be Identified as Being "Frictionally" Unemployed

An unemployed worker can be identified as being "frictionally" unemployed if

A) minimum wage laws prevent the worker from finding a job.
B) the worker has a different set of skills than what is desired by firms.
C) the worker quits a job in order to search for a better one.
D) the worker wants to work only during certain months of the year.
E) there is a recession and the worker is laid off.