Last year I had major surgery to remove a large tumor . After a short time , I went back to work and was unable to do the work . So , with a mutual agreement I left the job ; that was December 2007 . Now , for the past 8 months I have been unemployed .

Question with options to choose from: What may be the reason for their unemployment ?
Options:
(A). They had gotten another brain tumor .
(B). They were still recovering from surgery .
(C). They have been unsuccessful with their job apps .
(D). None of the above choices .
(B).