What Should Happen to Crime Rates When the Unemployment Rate

What should happen to crime rates when the unemployment rate rises?

A) Crime rates should fall because the economic gains to property crime will be lower when incomes are lower.
B) Crime rates should rise because the opportunity cost of crime (i.e., getting a legitimate job) has fallen.
C) Crime rates should fall because the opportunity cost of crime (i.e., getting a legitimate job) has risen.
D) Crime rates should rise because the trade-offs have been eliminated.