What Did Wilson and Abrahams Find in Their Research on Mid-Rate

What did Wilson and Abrahams find in their research on mid-rate burglars?

A) Because mid-rate burglars spend less time imprisoned, they make about the same amount annually as high-rate burglars.
B) High-rate burglars actually "earn" far less than mid-rate burglars.
C) Mid-rate burglars "earn" about the same as they would if they held a job.
D) Mid-rate burglars only "earned" about one-third of the amount they would earn if they held a job.