Which of the Following Is True About the Decision to Arrest

Which of the following is true about the decision to arrest?

A) Police can usually tell if an illegal act has been committed so they always know when to arrest people
B) Police are more likely to find more crime among groups where they don't expect it because they like to surprise themselves
C) Police are no more likely to stop or arrest members of minority groups than members of majority groups
D) Police are more likely to stop and to arrest minority group members