Mark the letter A, B, C, or D on your answer sheet to indicate the sentence that is closest in meaning to each of the following questions.
When the unemployment rate is high, the crime rate is usually also high.
A. The unemployment rate is as high as the crime rate.
B. The high rate of unemployment depends on the high rate of crime.
C. The higher the unemployment rate is, the higher the crime rate is.
D. The unemployment rate and crime rate are both higher.