Critical Reasoning (CR) | Six years ago, the police force of Harrisville was reduced, in an

MGOOSH OE:

The credited answer is (C). If most of the career criminals had been captured and incarcerated by the end of the second year, that would explain why the rates of crime were significantly lower after the first two years: most of the worst offenders would be off the street and in jail, unable to commit new crimes.

Choice (A) is suggestive, but not the most cogent explanation. Some other cities experienced a drop in crime, and more didn't. Does this trend account for the drop in Harrisville?
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