Curtis Is a Stockbroker

Curtis is a stockbroker.He has had several job offers,but he has turned them down because he thinks he can find a firm that better matches his tastes and skills.John is an accountant.He has looked for work for some time,but no accounting firms are hiring.Which of the following best describes the nature of their unemployment?

A) John and Curtis are both frictionally unemployed.
B) John and Curtis are both structurally unemployed.
C) Curtis is frictionally unemployed,and John is structurally unemployed.
D) Curtis is structurally unemployed,and John is frictionally unemployed.